David Bard, PhD

BBMC Director

David Bard, Associate Professor of Pediatrics and is the BBMC Director. He received his BA from Bethany College in Lindsborg, KS and his MS and PhD in psychology from the University of Oklahoma. In addition to his BBMC directorship, he also is principal investigator for a number of pediatric research studies.

Dr. Bard's areas of expertise include quantitative statistical analysis and methodology, pediatric epidemiology, child maltreatment prevention, judgment and decision making, and programs evaluation. He is a founder of the REDCap Governance Body, and his team has contributed to the development of REDCapR, a package of utilities integrating REDCap with R statistical computing software.

Will Beasley, PhD


Will Beasley is an Assistant Professor at OU Pediatrics. He received his BA in psychology from Davidson College and his PhD in quantitative psychology from University of Oklahoma. In addition to his role at BBMC, he provides statistical analysis and software development to research studies at OUHSC.

Dr. Beasley's areas of expertise and interest include Bayesian and Frequentist statistics, bioinformatics, simulation methods, and exploratory and graphical analysis, and reproducible research. He also has a wealth of software programming experience including SQL Server, C#, and R.

Michael Anderson, PhD


Michael Anderson is an Assistant Professor at OU College of Public Health Department of Biostatistics and Epidemiology. He received his BA in statistics from Utah State University and his MS and PhD in statistics from Kansas State University and became a member of OUHSC faculty in 2009.

Dr. Anderson's areas of expertise and interest include Bayesian classification of high dimensional data, statistical genomics, Bayesian statistical analysis, bioinformatics, statistical computing, non-parametric, mixed models, and statistical education. He currently teaches several courses in the Department of Biostatistics and Epidemiology and works on statistical analysis for research for a number of research studies.

Christopher Aston, PhD


Christopher Aston is an Associate Research Professor of Pediatrics, Adjunct Associate Professor of Biostatistics and Epidemiology and Faculty Biostatistician on the Oklahoma Shared Clinical and Translational Resources (OSCTR) project.

Dr. Aston's areas of expertise and interest focuses mostly on the genetic epidemiology of diabetes and obesity and their sequelae, of disorders of urology and sex development, and of cardio-vascular disease. But he will have a go at anything that walks in the door: surveys, clinical trials, results from wet-bench experiments, or genomics: Anethesiology to Urology: cats, rats, humans or salamanders. He has experience with developing REDCap databases. He teaches the Human Population Genetics course for the Masters in Genetic Counseling Program. He has a Morton number = 1.

Sixia Chen, Ph.D.


Sixia Chen is an Assistant Professor Professor of Biostatistics and Epidemiology.

Sixia Chen is an Assistant Professor of Biostatistics and Epidemiology. Dr. Chen's research interests include survey sampling, missing data problems, empirical likelihood, data integration, semi-parametric modeling, and small area estimation. Dr. Chen is currently also a member of the Oklahoma Shared Clinical and Translational Resources (OSCTR) project and he is faculty member of Stephenson cancer center BioStat core. Dr. Chen also holds survey methodologist position for OUHSC sooner survey center and consultant position for Tribal Epidemiology Center at Southern Plains Tribal Health Board.

Thomas Wilson, MPH

Database Manager

Thomas Wilson is a BBMC database manager and a project coordinator at Section of Developmental and Behavioral Pediatrics. He is a REDCap administrator, developer, and trainer. He serves as the Co-Chair of the REDCap Consortium National Training Committee. Thomas coordinates and conducts data analysis for multiple research projects in the Section of Developmental and Behavioral Pediatrics and is currently working on manuscripts for dissemination on data from the MIECHV Competitive Grant. (And he moonlights as a karate instructor!)

Donna Wells, MEd

Database Manager

Donna Wells designs, develops and maintains databases for BBMC and the Section of Developmental and Behavioral Pediatrics including SQL, Access, Nova Research QDS, and REDCap databases. Her focus is on development of databases for data collection for a variety of research projects related to prevention of child abuse and neglect, educational collaboratives, and treatment of children who have experienced trauma and maltreatment.

Geneva Marshall, MHR

BBMC Operations Manager

Geneva Marshall manages BBMC business operations (and the BBMC webpage). She also coordinates multiple research projects for the Center on Child Abuse and Neglect. She is also a graduate student in the Oklahoma State University Business Analytics program.

BBMC Affiliates

In addition to our official BBMC team, we have close collaborative relationships with the following individuals:

Ashley Thumann

EMR Navigator

Ashley Thuman is a database analyst with expertise in Eletronic Medical Records (EMR). She is currently working on the Clinical Data Warehouse project.

Maleeha Shahid, MB, BS, MPH

Affiliate Research Biostatistician

Maleeha Shahid is a Research Biostatistician at OUHSC. She received her MPH from OUHSC College of Public Health and her MB, BS (Bachelor of Medicine and Bachelor of Surgery) from Sindh Medical College – University of Karachi in Karachi, Pakistan. Ms. Shahid is currently working on her MS in Human Resources. She has taken her United States Medical Licensing Exams and is ECFMG Certified. She is also a LEND fellow.

She works on multiple research studies for OUHSC's Sooner SUCCESS and Section of Developmental and Behavioral Pediatrics. She is experienced in study design, development of research instruments, collection, management and analysis of data, interpretation of results, and preparation of reports. She is also gaining familiarity with qualitative methodology and network analysis.

Michael Hunter, PhD

Affiliate Biostatistician

Michael Hunter received his PhD in Quantitative Psychology from the University of Oklahoma. He currently is working on multiple research studies at the University of Oklahoma Health Sciences Center, including several multi-site and state-wide longitudinal trials. These projects span a range of topics from youth with problematic sexual behaviors, to children with autism, to young people involved in Child Welfare Services through the Department of Human Services.

His research interests include methods for longitudinal and intensive longitudinal data analysis, latent variable models of all kinds, and lifespan development.

Som B. Bohora, MS

Affiliate Biostatistician

Som Bohora is a Research Biostatistician at the Behavioral and Developmental Pediatrics section at OUHSC. He received his MApStat and MS in Biostatistics from LSU and OUHSC, respectively. In addition to BBMC, he works as a statistician and data programmer in a number of pediatric research projects. Mr. Bohora was trained in biostatistics and epidemiology, and has research experience in Fetal Alcohol Spectrum Disorders (FASD), HIV/AIDS clinical trials and child maltreatment prevention. He is interested in the applications of statistical computing and simulation, data analytics, and dynamic reporting. He uses mainly R and SAS software.

Sreeharsha Mandem

Database Management Analyst

Sree Mandem is a Database Management Analyst at OU Pediatrics and provides support and maintenance for multiple projects in the Clinical Data Warehouse.

OU Children's Physicians' Building
1200 Children's Ave., Suite 12300, Oklahoma City, OK 73104

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