Meet the Team
Our team of researchers and clinicians is passionate about improving our understanding of personality and mental health using AI and advanced statistics with a focus on equity.

Josh Oltmanns, Ph.D.
Director
Josh is the Director of the Personality, Mental Health, and AI Laboratory at Washington University in St. Louis (WashU). He is a licensed clinical psychologist, an assistant professor of Psychological & Brain Sciences, and an Associate Editor at the peer-reviewed journal Assessment.

Jocelyn Brickman, M.A.
Graduate Student
Jocelyn is a fourth-year doctoral student in clinical psychology at Xavier University. Jocelyn received her B.S. from the University of Michigan in 2019 where she studied Cognitive Science and Computer Science. Prior to coming to Xavier, Jocelyn worked as a clinical research coordinator at Indiana University. Jocelyn’s research interests include utilizing technology to improve psychological assessment and treatment methods. Clinically, Jocelyn is interested in working with children, adolescents, and families.

Anton Mays, M.A.
Graduate Student
Anton Mays joined Xavier University's Clinical Psychology Psy.D program in Fall 2021. Anton received his B.S. degree in Psychology from Xavier University in 2021. His research interests include personality assessment and treatment outcomes. Anton is completing his clinical internship at the Louis Stokes Cleveland VA Medical Center, providing care for veterans across a variety of settings. He hopes to continue expanding his clinical expertise in working with individuals living with serious and chronic mental illness.

Cameron Mills, M.A.
Graduate Student
Cameron is a fifth-year doctoral student in the Clinical Psychology program at Xavier University. He is presently on internship at Womack Army Medical Center, preparing to begin his career as an active duty Army psychologist. Cameron's primary interests are post-traumatic stress disorder and the reduction of stigma around mental health in the military community. His research is focused on improving PTSD detection through the use of artificial intelligence.

Megan Mathur, M.A.
Graduate Student
Megan is a fifth-year doctoral student in the clinical psychology program at Xavier University. Megan received her B.A. in psychology from Case Western Reserve University in 2017. Prior to coming to Xavier, Megan worked as a high school math teacher in Cleveland, Ohio. Megan's primary research interest is personality assessment. Clinically, she is interested in working with adolescents and young adults.

Pooja Heragu, M.A.
Graduate Student
Pooja is a fourth-year doctoral student in the clinical psychology program at Xavier University. Pooja received her B.A. in psychology from the University of California, Berkeley in 2021. Her research interests include investigating racial disparities in assessment and mental health outcomes. Clinically, Pooja is interested in health psychology and dialectical behavior therapy (DBT).

Tu Do, M.A.
Graduate Student
Tu is a second-year clinical psychology Ph.D. student at Washington University at St. Louis. Tu received her B.A. in psychology from the University of Minnesota - Twin Cities in 2021 and her M.A. in clinical science from American University in 2024. Her research interests include prediction of mental health outcomes and personality of minority populations using AI and machine learning.

Tong Li, M.S.
Graduate Student
Tong is a third-year PhD student in Computational & Data Sciences in WashU. She also earned her B.S. in Statistics at Northeastern University (China) and M.S. in Applied Mathematics at Johns Hopkins University. She worked as a research assistant in medical image analysis. Now, her research focuses on the intersection of AI and psychology, particularly in leveraging AI models for personality analysis and mental health diagnostics.

Tongyao Ran, M.S.
Graduate Student
Ran is a first-year doctoral student in Clinical Psychology at WashU. She earned her Bachelor’s degree in Diplomacy at Beijing Foreign Studies University and received her M.S. in Counseling at Johns Hopkins University. Ran’s research interests revolve around personality pathology. Specifically, she aims to understand how individuals with personality pathology experience themselves and others, as well as what personality pathology truly entails. She is passionate about using multi-method approaches to address her research questions and is currently learning about natural language processing.

Rumesa Qalbani, B.A.
Research Technician
Rumesa Qalbani is recent graduate of Grinnell College (Class of 2025), and holds a Bachelor of Arts in Psychology with a concentration in Statistics. She is a FGLI Pakistani-American pursuing research in Social and Personality Psychology. She is also working as a registered behavioral technician to help children with Autism Spectrum Disorder at AB Spectrum. Rumesa plans to receive a doctoral degree in Counseling/Clinical Psychology and pursue trauma-informed clinical work. In her free time, Rumesa loves to spend time with her family in St. Louis and try different kinds of chai.
Former Team Members
Former students and team members (and continued collaborators) who have matriculated to advanced graduate programs and careers!

Casey T. Grimes, M.Ed.
I am Casey Grimes, an ICF Professional Certified Coach, mentor coach, and University instructor. I design and pilot energy management strategies that help leaders and teams make better decisions, sustain high performance, and achieve lasting results.

Yuanyuan Yang, M.A.
Yuanyuan is a Ph.D. Psychology student at the University of Kansas. She earned her B.S. in Psychology and Applied Mathematics and Statistics and M.A. in Psychology at Stony Brook University. She is interested in how personality traits interact with psychopathological symptoms. She hopes to explore the structure and mechanism of psychopathology with advanced analytic methods . Further, she hopes to to develop clinical decision-making tools to facilitate clinical assessment and personalized treatment plan.

Christopher Khudari, M.A.
Christopher graduated in 2021 with his B.A. from the University at Buffalo. He completed his M.A. in Psychology at Stony Brook University in 2022. His research interests involve the relationship between personality and psychopathology. Christopher was a project coordinator for a WTC health study, and is now a Ph.D. student at Rosalind Franklin University.

Harrison Grisez, B.A.
My name is Harrison Grisez and I majored in psychology with a minor in philosophy at Xavier University. I hope to become a counseling psychologist in the workplace. I am excited to learn from this research!

Farah Weldon, B.A.
Farah Weldon is a first year in the Mental Health Counseling master's program at Xavier University. As an undergrad, she majored in Psychology with a minor in Applied Health Sciences. Farah sees herself working as a clinical psychologist with a focus geared towards young children and adolescents. She assisted in the AI Research Lab at Xavier University.