Marcus Credé's Secrets to Top College Grades

The strongest predictor of college GPA, according to a 2010 meta-analysis by Marcus Credé, Sylvia G. Roch, and Urszula M. Kieszczynka, is class attendance. This study examined over 28,000 students and found that attending class is more closely tied to academic success than standardized test scores or even the number of hours spent studying. This correlation arises because being present in the classroom allows students to engage directly with new material, ask questions in real time, and receive clarifications from instructors. Students who attend class consistently are also exposed to cues about the instructor’s priorities, hints about exam content, and spontaneous discussions that often don’t make it into textbooks or online resources.

The impact of class attendance on GPA is not only statistical but also practical. When students are physically present, they are more likely to participate in active learning activities, such as group discussions, demonstrations, and problem-solving sessions. These forms of engagement reinforce the material by prompting students to process information more deeply than they would by simply reading the textbook or reviewing slides alone. For example, in many STEM classes, instructors work through problem sets step-by-step at the board, providing strategies for tackling complex equations or conceptual hurdles that are difficult to grasp without seeing the process unfold live.

Sitting in the front third of the classroom is associated with higher grades. This phenomenon, sometimes called the “front-row advantage,” emerges because students who choose these seats are less likely to be distracted by side conversations, their phones, or other students coming and going. The physical proximity to the instructor often increases a student’s sense of accountability and encourages more frequent eye contact, which can help students focus and retain material. The front row also makes it more likely that a student will participate in class discussions, as instructors often direct questions to students within their line of sight or hearing range.

Effective note-taking is another critical factor linked to improved academic performance. The Princeton Review points out that active note-taking—whether by hand or electronically—supports understanding and retention of complex information. This is because taking notes requires students to process, filter, and rephrase information as it is delivered, which creates multiple memory pathways for later recall. Effective note-taking also provides a personalized study resource that highlights the specific points the instructor emphasized, which is particularly valuable in STEM subjects where lectures often condense weeks of textbook content into focused, test-relevant explanations.

The process of active note-taking serves as a form of cognitive engagement. By writing down key concepts, formulas, diagrams, and examples, students organize the information in a way that makes sense to them. This organizational process helps move material from short-term to long-term memory. For instance, in a biology class, jotting down a diagram of the Krebs cycle while the professor explains each step forces the student to connect cause and effect, inputs and outputs—relationships that are easy to gloss over when passively listening.

Since the 1990s, college GPAs have steadily increased, a trend documented by research such as the 2021 study by Jeffrey T. Denning and colleagues. Their work shows that grade inflation has played a significant role in boosting overall college graduation rates. The gradual rise in GPAs over recent decades coincides with policies and institutional practices designed to retain more students and help them graduate. Grade inflation is not solely a result of students becoming more capable; rather, it reflects changes in grading standards across colleges and universities.

The effect of grade inflation on graduation rates is quantifiable. As average GPAs have increased, more students have surpassed the minimum thresholds required to pass courses and complete degree programs. This shift has led to historic highs in college completion since the 1990s, reversing declines from previous decades. The mechanism here is straightforward: when more students receive passing grades, a larger percentage remain on track to graduate. This increased retention can benefit institutions by boosting their reported graduation statistics, which in turn can influence funding and rankings.

Despite this context, earning top grades in college remains a formidable challenge, especially in STEM fields, where grading curves and rigorous standards are still common. For STEM students, structured approaches like spaced repetition are essential for mastering complex content. Spaced repetition is a learning technique that involves reviewing material at increasing intervals over time. This method works by taking advantage of the psychological spacing effect, which holds that information is better encoded and retained when exposure is distributed rather than massed together in a single study session.

The mechanism behind spaced repetition involves periodic review just as one is about to forget the material. In practice, this might mean studying organic chemistry reactions today, revisiting them two days later, then a week after that, and again before the exam. Each review strengthens the neural connections associated with the material, making recall easier and more automatic. In STEM courses, where cumulative knowledge is essential—such as calculus, physics, or biochemistry—spaced repetition helps students avoid last-minute cramming, which is less effective for long-term retention and application.

Study groups are another key resource for STEM majors aiming for top grades. When students collaborate in small groups, they can divide complex problem sets, share diverse approaches, and clarify confusing concepts together. The act of explaining a concept out loud to a peer, a process known as the “protégé effect,” forces the explainer to organize their thoughts, identify gaps in understanding, and reinforce their own mastery. Group study also exposes students to alternative problem-solving strategies. For example, in a differential equations class, one student may use an integrating factor while another prefers a substitution method, and through discussion, all members expand their toolkit.

The benefits of study groups are magnified when each member prepares in advance and arrives ready to contribute. This transforms the group from a passive audience into an active team, where members quiz each other, teach small segments, and challenge one another with practice problems. Group members can also pool resources—such as lecture notes, textbooks, or online simulations—creating a richer learning environment than any individual could build alone. In quantitative courses, where error-checking is critical, group collaboration helps catch mistakes that would otherwise go unnoticed until a lower grade is received.

Systematic approaches to studying are more effective than simply putting in more hours. This is a perspective emphasized by the editorial team at Vertech Academy, who argue that “better grades come from better systems, not more effort.” The distinction lies in how effort is structured and deployed. For example, a student who attends every class, sits near the front, takes organized notes, reviews material with spaced repetition, and participates in weekly study groups is likely to outperform a peer who spends the same number of hours studying solo at the last minute.

Organized systems also help manage the complex workload of college life. Creating a weekly schedule, breaking assignments into smaller tasks, and setting specific goals for each study session maximize the value of time spent. For STEM majors, this might include scheduling regular review of past homework sets, practicing old exam questions, and integrating new material with previous concepts to build a coherent mental model. By allocating time strategically, students can ensure that they master foundational topics before moving on to advanced material.

The psychological benefits of earning high grades are considerable. Casey LaMarca, Associate Creative Director and Instructor at Southern New Hampshire University, notes that academic success can transform a student’s self-image. When students see tangible progress—such as an A on a difficult assignment—their confidence grows, which can motivate them to tackle even greater challenges. The mechanism here is partly cognitive and partly emotional: achievement reinforces a sense of competence and possibility, which creates a positive feedback loop for future effort and persistence.

College completion rates began to rise in the 1990s after a period of decline. Multiple factors contributed to this turnaround, including changing social expectations, increased institutional support, and the aforementioned grade inflation. The consequence has been a generation of students with higher average GPAs and greater rates of degree attainment. While this shift has sparked debate about the meaning of grades, it has also opened doors for more students to enter professional and graduate programs, which often set minimum GPA requirements for admission.

The increase in average GPAs from the 1990s to the 2020s reflects both institutional and cultural changes. On the institutional side, colleges and universities have responded to pressures to retain students and demonstrate success, which sometimes leads to more lenient grading policies. On the cultural side, students and families have become more focused on outcomes such as scholarships, internships, and post-graduation employment, all of which are influenced by GPA. This environment creates both opportunities and challenges: while more students complete degrees, there is greater competition for top honors and selective programs.

Structured strategies for academic success include more than just attending class and taking notes. Proactive engagement—such as visiting office hours, seeking feedback on assignments, and participating in research projects—can deepen understanding and create valuable relationships with faculty. In STEM fields, students who engage with instructors outside class often gain access to additional resources, such as practice problems, study guides, or laboratory experience, which can make a significant difference in grades and professional development.

The relationship between class attendance and academic performance is robust across a wide range of subjects and institutions. The 2010 meta-analysis by Credé and colleagues found that the positive impact of attendance persists even after controlling for other factors, like prior academic preparation and student motivation. This means that showing up to class is an independent contributor to GPA, regardless of how smart or hardworking a student might be before entering college. The mechanism here is rooted in exposure: the more time a student spends engaged with course material in a structured environment, the more likely they are to absorb the necessary content and skills.

Not all note-taking is equally effective. The Princeton Review highlights that students who actively engage with their notes—by summarizing, organizing, and annotating—retain more than those who simply transcribe lectures word for word. For example, after a physics lecture, a student might rewrite key equations in their own words, add personal mnemonics, or create a summary sheet that distills the central concepts. These activities force the brain to synthesize information, leading to stronger encoding and better recall during exams.

Grade inflation’s effect on graduation rates is documented by Denning and colleagues, who show that as average GPAs have increased, completion rates have followed suit. This effect is especially pronounced in institutions where the minimum GPA required for graduation is strictly enforced. When more students receive passing grades in required courses, fewer are forced to retake classes or drop out, which raises the overall graduation rate. The underlying mechanism is administrative: institutional policies that set GPA cutoffs for good standing or graduation mean that small changes in grading can have large effects on student progression.

Front-row seating’s impact on grades has been observed in multiple studies. The immediate cause is environmental: students who sit near the front are less exposed to visual and auditory distractions, and they are more easily drawn into the instructor’s orbit of attention. This proximity makes it easier to ask questions, hear subtle cues about what’s important, and engage in side conversations with the instructor before or after class. Over time, this increased engagement accumulates, resulting in higher performance on assignments and exams.

Spaced repetition is especially powerful for cumulative subjects, such as mathematics or organic chemistry, where each new topic builds on the previous one. Reviewing earlier material at spaced intervals ensures that foundational concepts stay fresh, preventing the “forgetting curve” from eroding hard-won knowledge. Tools like flashcards, digital apps, or even handwritten review sheets can help students implement this strategy systematically. The effectiveness of spaced repetition is grounded in research on memory: the brain retains information better when it is challenged to recall it after a delay, rather than simply rereading it repeatedly in one sitting.

Study groups can be particularly valuable for tackling large, complex assignments or preparing for cumulative final exams. By dividing up the workload—say, each member summarizes a different chapter or works through a set of practice problems—students can cover more material in less time. The collaborative environment also reduces anxiety, as students see that their peers share similar challenges, and provides social motivation to keep up with the material. In many STEM courses, study groups become informal networks for exchanging class notes, sharing tips, and organizing review sessions before major tests.

The rise in college GPAs since the 1990s is a result of both increased student support and shifts in grading practices. While some critics argue that grade inflation undermines the value of academic honors, others point out that higher graduation rates benefit society by producing more educated citizens and a larger, more competitive workforce. Regardless of the cause, the reality for students is that the bar for standing out has shifted upward, especially at selective institutions. Top grades are now more common, which increases the competition for scholarships, graduate school admission, and high-profile internships.

The link between note-taking and academic success is particularly strong in STEM fields, where lectures often introduce complex diagrams, formulas, and problem-solving techniques not found in the textbook. Students who develop a system for organizing their notes—using color-coding, flowcharts, or digital tools—find it easier to review and integrate material before exams. For instance, a chemistry student might create a summary chart of all the reaction mechanisms covered in a semester, allowing them to draw connections between seemingly unrelated topics.

Attendance, front-row seating, note-taking, spaced repetition, and study groups each address a different aspect of the learning process. Attending class ensures exposure to core content and instructor guidance. Sitting near the front minimizes distractions and increases engagement. Effective note-taking provides a personalized reference for review. Spaced repetition strengthens long-term retention. Study groups harness the collective knowledge and motivation of peers.

The cumulative benefit of these strategies is greater than the sum of their parts. For example, a student who attends class, sits near the front, takes organized notes, and reviews them in group sessions using spaced repetition is likely to see dramatic improvements in both understanding and grades. Each strategy reinforces the others: notes taken during class are reviewed in study groups, attendance provides the structure for spaced repetition, and group discussions highlight areas that need further review.

Institutions often encourage these behaviors through formal and informal policies. Some professors take attendance or offer participation points for sitting near the front or engaging in discussions. Others organize peer-led study sessions, provide sample notes, or require students to submit weekly summaries of lectures. These structural supports, when combined with student initiative, can create a powerful environment for academic achievement.

The effect of spaced repetition on long-term retention has been demonstrated in laboratory experiments and classroom settings alike. When students review material just as they are about to forget it, the mental effort required to retrieve the information strengthens memory traces. This process is sometimes called “desirable difficulty,” as it makes learning more challenging but ultimately more effective. In STEM courses, where understanding builds layer by layer, spaced repetition can mean the difference between barely passing and earning top grades.

Study groups also provide accountability. When students know they will be expected to explain a concept or solve a problem for their peers, they are more likely to prepare in advance. This preparation, combined with the feedback and correction provided by the group, accelerates mastery. In many cases, group members develop specialized roles, with some focusing on conceptual understanding and others on problem-solving techniques, creating a synergistic effect.

Attendance is not only about being present physically but also about being mentally engaged. Students who treat class time as an active learning opportunity—by asking questions, making comments, and connecting new material to prior knowledge—derive more benefit than those who simply show up. The link between engagement and performance is supported by the 2010 meta-analysis, which found that the quality of attendance (in terms of participation and focus) matters as much as the quantity.

The relationship between grade inflation and graduation rates has policy implications. As GPAs rise and more students graduate, employers and graduate schools may place greater emphasis on other indicators of achievement, such as research experience, standardized test scores, or extracurricular leadership. This dynamic creates new incentives for students to seek out opportunities beyond the classroom, such as internships, research assistantships, or student organization leadership.

Effective note-taking in STEM fields often involves more than just writing down what the professor says. Students may need to supplement lecture notes with textbook readings, online tutorials, or practice problems. Integrating these sources into a single, coherent set of notes can help students identify gaps in their understanding and prepare for comprehensive exams. For example, an engineering student might combine lecture notes with diagrams from the textbook and worked examples from old exams to create a master reference for studying.

Sitting in the front third of the classroom can also facilitate informal networking with the instructor. Instructors are more likely to learn the names of students who sit near the front and to recall their interest or progress in the course. This can lead to opportunities for mentorship, recommendations, or involvement in research projects—valuable assets for students aiming for top grades and future academic success.

The psychological impact of systematic study habits is supported by anecdotal evidence and educational research. Students who develop routines—such as reviewing notes after every class, meeting with study groups twice a week, and practicing spaced repetition—report lower anxiety and greater confidence when exams approach. This is because well-structured habits reduce the uncertainty associated with last-minute cramming and provide a sense of control over the learning process.

In STEM programs, the pace and volume of material can be overwhelming. Systematic approaches to reviewing and synthesizing content are essential for keeping up. For example, in organic chemistry, where hundreds of reactions must be memorized and understood, students who rely on spaced repetition and group discussions are less likely to fall behind or become discouraged by the workload.

The rise in GPAs since the 1990s has also sparked research into the causes and consequences of grade inflation. Denning and his colleagues have shown that higher grades are not always matched by higher levels of student achievement. This has led some educators to call for more rigorous standards and better alignment between grading and learning objectives. In the meantime, students must navigate an environment where the definition of “top grades” is continually evolving.

Systematic strategies such as spaced repetition, study groups, and effective note-taking can be implemented regardless of institutional policy or grading trends. The core principle is that learning happens over time, through repeated exposure and active engagement. Consistent attendance and participation are the foundation, but the most successful students build on this foundation with structured review, collaboration, and application.

For STEM students, in particular, these strategies are not optional. The complexity of content, the necessity for cumulative understanding, and the prevalence of high-stakes exams make systematic study habits essential. Spaced repetition ensures retention of key facts and concepts. Study groups provide diverse perspectives and collective problem-solving. Effective note-taking captures the nuances of lectures and supports later review.

The cumulative effect of these practices is reflected not only in grades but also in the deeper understanding and skills that students take with them into their careers. Structured study systems prepare students for the demands of professional life, where ongoing learning and collaboration are the norm.

The 2010 meta-analysis by Credé and colleagues, encompassing over 28,000 students, remains one of the largest and most comprehensive studies of the factors influencing college GPA. Its finding that class attendance is the single strongest predictor of academic success has influenced institutional policies, instructional practices, and student advice in the years since.

Denning’s 2021 research on grade inflation and graduation rates has shaped the debate about the purpose and meaning of grades in higher education. As GPAs have risen and completion rates have increased, students and educators alike have had to adapt to new expectations and standards.

The “front-row advantage” is a lesser-known but well-documented phenomenon, reinforcing the fact that small decisions—such as where to sit in the classroom—can have outsized effects on academic performance.

The Princeton Review’s emphasis on active note-taking highlights the importance of engagement and organization, especially in content-heavy STEM courses.

The editorial at Vertech Academy captures the shift in mindset required for sustained academic achievement: it’s not about working longer or harder, but about working smarter, with effective systems that manage effort and attention.

Study groups, when organized and structured, transform the solitary process of learning into a collaborative endeavor, drawing on the strengths of each member and creating a culture of mutual support and accountability.

Spaced repetition leverages the brain’s natural learning processes, counteracting the forgetting curve and promoting durable, transferable knowledge.

Class attendance, front-row seating, effective note-taking, spaced repetition, and study groups each contribute uniquely to the goal of earning top grades in college, but their combined effect is most powerful when deployed as part of an integrated, systematic approach.

The mechanisms behind each of these strategies—exposure, engagement, organization, repetition, and collaboration—are grounded in decades of educational research and practice.

In STEM fields, where content is cumulative, complex, and abstract, these strategies are not just advantageous—they are essential for achieving and sustaining academic excellence.

The average GPA of college students has steadily increased over the past three decades, according to Denning’s research, due in part to institutional policies and changing standards—a trend that has tangibly improved graduation rates across the United States.

In a 2010 synthesis of over 28,000 college students, Marcus Credé, Sylvia G. Roch, and Urszula M. Kieszczynka found that class attendance had a stronger effect on GPA than standardized test scores or study hours.

The Princeton Review’s analysis underscores that the process of summarizing, annotating, and organizing notes—rather than passively transcribing lectures—yields the greatest gains in understanding and recall, especially in STEM courses.

Students who sit in the front third of the classroom consistently outperform their peers, in part because of reduced distractions and increased interaction with the instructor.

Study groups harness the “protégé effect,” whereby explaining material to others consolidates knowledge and highlights gaps in understanding.

The psychological effect of earning an A after consistent effort can transform a student’s sense of what is possible, as observed by Casey LaMarca in her role at Southern New Hampshire University.

The Vertech Academy editorial emphasizes that systematic approaches—not sheer effort—are the key to better grades, encapsulating the principle that structured study habits yield the highest academic rewards.