
Betty M. Drees, M.D., FACP, FACE
President Emeritus and Professor EmeritusThe Graduate School of the Stowers Institute for Medical Research
The Graduate School of the Stowers Institute for Medical Research
Talented faculty and staff offer tireless help, guidance, and encouragement to support the success of developing scientists — while they’re here at Stowers, and in their scientific careers
President Emeritus and Professor Emeritus
The Graduate School of the Stowers Institute for Medical Research
M.D., University of Kansas
Dr. Betty Drees was appointed as the President of The Graduate School of the Stowers Institute for Medical Research in Spring 2018. She served on the Board of Directors of the Graduate School prior to appointment as president. She is on the faculty at the University of Missouri-Kansas City (UMKC) School of Medicine where she is Dean Emerita after serving thirteen years as dean (2001-2014) and acting provost and vice chancellor for academic affairs (2007-2008). She is a professor in the Department of Internal Medicine and the Department of Biomedical and Health Informatics at the UMKC School of Medicine. She is a board-certified endocrinologist who practices at Truman Medical Centers in Kansas City, MO. She is a member of Alpha Omega Alpha and Phi Kappa Phi honor societies, and is a Fellow in the American College of Physicians and the American College of Endocrinology. She is the 2020 president of the Kansas City Medical Society. She has been recognized by Ingram’s Magazine as one of Kansas City’s Most Accomplished and Successful Women (2008) and as an Icon of Education (2019).
Drees has served in multiple regional and national roles in education, including the Liaison Committee on Medical Education, Chair of the Governance Council of the American Medical Association’s Academic Physician Section, and Chair of the Missouri State Medical Association’s Commission on Continuing Medical Education. She is currently the Program Director for the UMKC Fellowship in Endocrinology, Diabetes, and Metabolism. She received teaching awards in the UMKC internal medicine residency and the endocrinology fellowship in 2018 and 2019. She was co-Principal Investigator on a learning collaborative project funded by the NIH on building institutional capacity for health equity.
Drees received her medical degree from the University of Kansas and did her residency training in internal medicine and fellowship in endocrinology at the Kansas University Medical Center. Following her fellowship, she did postdoctoral research training in the Veterans Affairs Career Development Program. She has received funding through the NIH and the Health Forward Foundation on diabetes prevention projects. She was the Principal Investigator for the Kansas City site in the Enhanced Lifestyles for Metabolic Syndrome (ELMS) Multi-Site Trial funded by the William G. McGowan Charitable Fund. She is active in community service in diabetes, including serving as facilitator for a diabetes ECHO (Extension for Community Health Outcomes) funded by the Missouri TeleHealth Network. This project provides outreach to primary care providers to meet professional development needs. She is the immediate past president of the Community Leadership Board of the Kansas City area American Diabetes Association.
Investigator and Dean of the Graduate School
Stowers Institute for Medical Research
Genetics and Genomics, Evolutionary Biology, Molecular and Cell Biology
Genetics; Laboratory Rotation; Thesis Laboratory
Jennifer Gerton, Ph.D., is a molecular and cellular biologist focusing on chromosome dynamics and behavior during cell division. She joined the Institute in 2002 and currently serves as an Investigator.
Administrative Coordinator II
The Graduate School of the Stowers Institute
Investigator and President of the Graduate School
Stowers Institute for Medical Research
Development and Regeneration, Genetics and Genomics, Evolutionary Biology, Systems Biology
Evolution and Model Systems; Laboratory Rotation; Thesis laboratory
Matt Gibson, Ph.D., is a developmental biologist and an Investigator at the Stowers Institute. Gibson joined Stowers in 2006 and was named President of the Graduate School in 2024 after serving as Dean since 2019.
Assistant Dean for Student and Postdoctoral Affairs
The Graduate School of the Stowers Institute
B.Sc., Biotechnology, University College London
Ph.D., Biochemistry, National University of Singapore
Rashmi Raj, Ph.D., is the Assistant Dean for Student and Postdoctoral Affairs for the Graduate School of the Stowers Institute for Medical Research. She joined the institute in 2022.
Raj, originally from Singapore, completed her B.Sc. in biotechnology at University College London before returning to Singapore to earn her Ph.D. in biochemistry in the lab of Yew Wen, Ph.D, at the National University of Singapore. She completed a postdoctoral fellowship at Northwestern University in the Chemical and Biological Engineering department under Keith Tyo, Ph.D. While at Northwestern, Raj held several leadership positions with the Northwestern University Postdoctoral Association and the Postdoc Academy, focusing on postdoc professional development.
In her current role, In her current role, Raj oversees postdoctoral program development, faculty development and assists with predoctoral immigration. She also oversees career development programming and alumni engagement for both predoctoral and postdoctoral researchers. Her passion for helping postdocs nationwide led to her appointment as an International Officer with the National Postdoctoral Association.
Executive Vice President and Chief Financial Officer
Stowers Resource Management
B.S., Finance, Emporia State University
MBA with a finance concentration, Avila University
Penny Spence joined the Stowers Institute in 2019 as Vice President of Finance and Treasurer and was named Executive Vice President and Chief Financial Officer in 2021. Prior to joining the Institute, Spence spent her career in finance and treasury roles at large, privately-held, multinational organizations including 14 years at Lockton Companies where she most recently held the position of Vice President-Assistant Treasurer. Early in her career, she held other finance roles at Hallmark Cards and Black & Veatch. Spence earned her Certified Treasury Professional designation in 2006.
Spence received a B.S. in finance from Emporia State University and an MBA with a finance concentration from Avila University.
Assistant Dean for Academic Affairs
The Graduate School of the Stowers Institute
B.S., Biology, The University of Texas at San Antonio
Ph.D., Biology, The Graduate School of the Stowers Institute for Medical Research
Karla Terrazas, Ph.D., is the Assistant Dean for Academic Affairs for the Graduate School of the Stowers Institute for Medical Research. Prior to her current role, she worked as the Life Sciences Project Manager at Skilled KC, a non-profit affiliate of the Ewing Marion Kauffman Foundation that focused on workforce development and technical training. Terrazas also served as a Program Assistant for BioKansas where she developed Unlocking Science!, an educational outreach program that provided science-based learning directly from scientists to high school and middle school students.
Terrazas first joined the Graduate School of the Stowers Institute for Medical Research as a summer scholar and then as a predoctoral researcher in 2014 and received her Ph.D. in 2021. She has a bachelor's degree in biology with a concentration in neurobiology from The University of Texas at San Antonio.
Assistant Dean for Administration and Assessment
The Graduate School of the Stowers Institute
B.S., Journalism
B.A., History, University of Missouri-Columbia
M.A., Higher Education, University of Missouri-Kansas City
Lori Vitale joined The Graduate School in 2014. It is her responsibility to serve as liaison with the state of Missouri and the Higher Learning Commission. Previously, she worked in higher education for 14 years at the University of Missouri-Kansas City and Research College of Nursing.
Vitale holds a Bachelor of Journalism in News-Editorial and a B.A. in history from the University of Missouri-Columbia. She has a master’s degree and an education specialist degree in higher education administration from the University of Missouri-Kansas City.
Associate Dean for Administration and Registrar
The Graduate School of the Stowers Institute
B.A., Education, University of Nebraska, Kearney
Susan Weigel joined the Stowers Institute for Medical Research in 2000 and managed the executive office until 2010 when she was named to her current position as Associate Dean and Registrar for the Graduate School.
Prior to joining the Stowers Institute, Weigel worked with the executive office and the foundation of Aventis Pharmaceuticals and its predecessor companies in Kansas City for 11 years.
Weigel holds a B.A. in education from the University of Nebraska at Kearney. She enjoys combining her background in education with her experience in administration to support the predoctoral researchers.
Associate Investigator and Vice Dean of the Graduate School
Stowers Institute for Medical Research
Development and Regeneration, Genetics and Genomics, Evolutionary Biology, Molecular and Cell Biology
Genetics; Laboratory Rotation; Thesis Laboratory
SaraH Zanders, Ph.D., a geneticist, joined the Stowers Institute in 2016 and is an Associate Investigator. In 2019, she became the first Vice Dean of the Graduate School of the Stowers Institute for Medical Research.