Our Team

Headshot of Kimberly Bethea

Kimberly Bethea, Ph.D., Director and Assistant Vice Provost for Undergraduate Education

Kimberly has a sincere passion for supporting students in their academic pursuits.  Working as an educator for over twenty years, she has taught students at the middle school, high school, community college, and university levels.  As the Director of the Academic Resource Center, Kimberly’s primary responsibility is providing programs and services that assist all Duke undergraduate students in realizing their highest academic potential.

Kimberly earned her Ph.D. in Curriculum and Instruction with a concentration in Mathematics Education from the University of Maryland, College Park.  She holds a Master of Science degree in Mathematics from Howard University in Washington, DC and a Bachelor of Science degree in Mathematics from Jackson State University in Jackson, MS.  Her professional interests include the transition from high school to college, college student success, professional development, and learning strategies.  Away from the office, she enjoys spending time with her family, serving in her church, and exploring the Triangle region which she now calls home.

Cheryl Beierschmitt, M.S., Peer Education Manager

Cheryl has been in the Triangle for over 20 years, first coming to the area to earn an M.S. in Mathematics from the University of North Carolina at Chapel Hill. She also earned a B.S. in Mathematics with a minor in Computer Science from Berry College, a liberal arts school in northwest Georgia. She is currently working on an Ed.D in Educational Leadership at the University of North Carolina in Greensboro. Her in-progress dissertation focuses on how admissions policies may impact underrepresentation for selective STEM high schools. She worked for 17 years at the North Carolina School of Science and Mathematics in Durham, first as an Instructor of Mathematics and then as the Durham Chair of Mathematics. She has enjoyed working with students from kindergarten through college in her career. She is passionate about supporting student success and creating welcoming, inclusive learning communities. Cheryl enjoys running, hiking, gaming, and spending time with friends and family, including her two kids.


Reed Colver headshot

Reed Colver, M.A., Associate Director & Learning Consultant

Reed is from Philadelphia, PA and Durham, NC. She has lived around the globe, with significant time in Australia working in International Education, when she wasn't surfing, sailing or kayaking. Reed's first job out of college was working for a Deaf theater company. She also has a background in intercultural education, leadership, and training; is a coach and facilitator; and has both professional experience and personal interest in the performing arts. After her around the world voyaging, Reed returned to Durham, NC where she balances her time between work, dancing, time on the water, and the amazing people that are her family.


Bayley K. Garbutt, Ph.D., Senior Learning Consultant

Bayley is originally from St. Thomas, US Virgin Islands where his family moved shortly after he was born in Fayetteville, NC. He earned his BA in Psychology from the University of the Virgin Islands. He and his wife Tiffany moved to NC in 2010 for graduate school, where he earned his MA in Psychology from North Carolina Central University and his Ph.D. in Educational Psychology from NC State. Bayley has taught undergraduate courses in general psychology, educational psychology, experimental psychology, psychology of learning, and intro to statistics at NC State, Wake Tech, and NCCU. Bayley is no stranger to Duke, having worked as a graduate research assistant in the Office of Assessment and Professional Development in Student Affairs in 2014. Most recently Bayley served as a learning consultant for the Physical Therapy and Occupational Therapy Doctoral programs in the Duke University School of Medicine. His research interests include scale development, race and language variation, and learning skill assessment. In his free time, Bayley enjoys going on road trips and hiking with his wife and kids, Benjamyn and Evelyn, listening to music, and building scale science fiction model kits. 

Sonya Jones

Sonya Jones, M.A., Peer Tutoring Program Coordinator

Sonya Jones became a member of the ARC staff in the Fall of 2016. She has been working at Duke for more 9 years, and working with students is the best part of her job. She has a Bachelor of Arts degree in Psychology and Crisis Counseling, and has her Masters in Human Services Counseling: Marriage and Family, and all components of those degrees aid her in providing optimal service to the students here at Duke University. Sonya is also an Academic Advisor and enjoys the connecting with students on a deeper level and helping guide through their academic journey. Beyond the walls of Duke, you find Sonya doing community service with her sorority sisters of Zeta Phi Beta Sorority, Inc., singing in her church choir, or playing in the backyard with her husband and two dogs, Ghost and Coco.

Headshot of Darla Swann

Darla Swann, Ph.D., Learning Consultant

Darla received her Ph.D. at the University of North Carolina at Chapel Hill (Psychology); her M.Ed., at the University of Virginia (Educational Psychology); and her B.S. at Virginia Tech (Business Management). Her ARC activities include academic coaching, consulting, and conducting workshops. She is a licensed psychologist. She was a first-gen student. Her interests include balancing academic demands with non-academic interests; adjusting to college life; navigating interpersonal issues; the development of learning skills; resilience in the face of everyday challenges; health-related behaviors; and difficult life experiences as unique and valuable. Her interests also include working with and supporting first-generation students, and students with health or neurocognitive issues (e.g.; ADHD, LD, ASD) to help them thrive in their college studies. She's excited about traveling, enjoying the outdoors, connecting with others, and watching her inspiring identical twin boys grow.


Isaac Waldstein, Ph.D., Learning Consultant

Isaac has a Ph.D. in physics from UNC. His dissertation was in two parts: Cosmology (focusing on dark matter in the early universe), and, separately, gravitational physics (the mathematical description of the gravitational force according to Albert Einstein's theory of General Relativity). While at UNC, he worked at The Learning Center as an academic coach, served as lead instructor, and TA, for several UNC physics courses, and has many years of teaching and tutoring experience in physics and mathematics. Isaac also served as an adjunct lecturer in physics at The City College of New York while completing his M.Sc. in physics. Here at the ARC, Isaac serves as the STEM specialist, developing strategies specifically applicable to STEM course. He can guide students to develop effective learning behaviors and connect them with resources that can help them make informed choices about their academics. Isaac is an aspiring dog dad who, in his free time, likes to cook, play basketball, exercise, and make cringeworthy puns. His many life goals include forming a secret scientific society, which shall be called *the Order of Magnitude*.


Ian Shepard, B.A., SAGE Program Coordinator

Ian graduated from Calvin University in Grand Rapids, Michigan where he is originally from. In 2017 he received a B.A. in Organizational Communication with a minor in Youth Ministry. Since moving to North Carolina, he has acquired a wide range of professional experience from a background in facilities maintenance to business accounting, human resources management, software implementation, and administrative support. Passionate about developing efficient workflows and cultivating student success, Ian joined the ARC team in the Fall of 2022. When not in the office, he enjoys spending time with his wife who has also been a part of the Duke community for several years. They regularly enjoy long hikes, road trips, good food, facilitating discussions, and serving alongside their church family.


Sarah Marion, B.A., Graduate Assistant for Peer Education

Sarah Marion is an assistant for the ARC Peer Education program and a graduate student in the Duke Biology Department, pursuing her PhD in evolutionary genetics. Sarah worked in the Research Triangle Park as a project manager and then as a professional biology lab instructor at Duke before transitioning to graduate school. She spends her days working with fruit flies and DNA sequence data, mentoring students in lab and working at the ARC! Outside of work, Sarah enjoys backpacking, running with her dogs and photography.


Austin Maduka, B.S., Graduate Assistant for Peer Education

Austin Maduka is an assistant for the ARC Peer Education program and a graduate student in the Duke Biology Department, pursuing his PhD in Genetics & Genomics, as well as his MD. Austin received a BS in Biochemistry & Molecular Biology at UMBC, before arriving at Duke in 2017. He was born in Washington, DC, and grew up right outside the city in Prince George's County, MD. Outside of the lab and ARC, he enjoys discovering new music/attending live shows, cooking, and going to the gym.