Del Re Data & Stats Consulting

Got data? and want to make sense of it?If you have data (big or small), or are proposing a project, and need assistance at any stage of analysis, I can help.This includes:

  • thinking through the analytic plan

  • extracting/generating data

  • data management

  • data wrangling

  • data/statistical analysis (basic to advanced statistical methods)

  • visual/graphical display

  • data reports (semi-automated and beautiful via Quarto/Rmarkdown)

  • technical writing (grants, white papers, 60+ peer-reviewed publications)

  • R package and R Shiny App development

  • proficient in R programming and SAS

Contact [email protected] for assistance and a FREE consultation!See academic publication record (60+ pubs; >9,500 citations; i10 index > 44) on google scholar and CV by clicking icons below:

What I Do

My name is AC Del Re and I am a PhD-level research psychologist and an experienced statistical and data analytic consultant with 12+ years of experience. I provide the following services:

  • thinking through the analytic plan

  • extracting/generating data

  • statistical programming

  • data wrangling

  • data/statistical analysis (basic and advanced methods)

  • written data reports (automated)

  • academic publication (have 60+ publications, > 9,500 citations)

  • visual/graphical display

Analytic Methods: Meta-analysis (random effects, multi-level, network, and longitudinal meta-analysis), regression (linear, logistic, negative binominal, Poisson), correlation, propensity score matching, simulation studies, power analyses, machine learning, confirmatory and exploratory factor analysis, hierarchical linear modeling (HML), longitudinal HLM analysis, path analysis, scale development, reliability and validity assessment, analysis of variance.


My name is AC Del Re and I am a highly-experienced statistical consultant with a background in health-related research, basic/advanced statistical methods, and expertise in R (statistical software), SAS, and Python. I have also created several R packages (e.g.,, MAd, Rcmdr.Plugin.MA, MAc) to assist researchers in utilizing recommended meta-analytic methods and graphical displays.I have a PhD in Counseling Psychology (U of Wisconsin-Madison) and a Postdoc in Health Services Research (Stanford). I also have a strong record of scholarly activity (60+ publications and over 9,500 citations; click here to view pubs) where I was lead statistician and stats programmer.

Job/Consulting Experience

Employment Experience

  • Statistical consultant, Self-Employed, San Diego, CA. (2009-Present)

  • Research Psychologist/Statistician, University of Zurich, (Remote) San Diego, CA. (2020-Present)

  • Research Psychologist, Naval Health Research Center, San Diego, CA. (2018-2020)

  • Health Services Program Analyst, Dept of Veterans Affairs, Palo Alto, CA. (2013-2017)

  • Health Services Research Postdoctoral Fellow, Center for Health Care Evaluation, Dept of Veterans Affairs and School of Medicine, Stanford University, Palo Alto, CA. (2011-2013)

(Recent) Statistical Consulting Experience

  • Upwork Freelancer. (2022-Current). Statistical consultant on several diverse projects, from affordable housing to healthcare.

  • Carepaths, Affordable Behavioral Health EHR & Practice Management System. (2021-Current). Assisted in design, data cleaning and analysis for graphical display of patient mental health status over time.

  • Progenity Biotechnology Company. (2021). Consulted on statistical design and overlooked analysis for a mixed-effects analysis of multi-site biotech data.

  • MyOutcomes App. (2021-Current) Assisted in design, data cleaning and analysis for proprietary algorithm to predicted psychotherapy treatment outcomes.

  • Healify Mood App. (2021-2022). Consulted on optimal research/stats design and visual display of online mood data


"I have been working regularly with Aaron (or AC) for the past 12+ years on various project requiring advanced statistical methods and sophisticated data presentations AC’s work has been precise, careful, and thorough and has been submitted in a timely and efficient manner. He understands the technical requirement of the projects as well as the needs of the clients, creating solutions that are valued by the various teams with whom we work. On multiple occasions, AC was able to identify patterns and trends in data that I or my team had not noticed and this has been incredibly helpful for our research. Publications, and the organization with whom we consult. In addition, he has always been very responsive and accommodating to my requests and the needs of our clients. "Bruce Wamplod | PhD----"Aaron (AC) is one of the most skillful statistical consultants that I know and he has helped and consulted with our labs for several years. He is consumer-oriented, excellent, precise, and efficient in both data and statistical analysis (e.g., assisting in choice of stats methods, data processing, stats analysis, and writeup), and is able to explain complex statistics in a comprehensive way and ... makes stats fun!
AC is also a fantastic R programmer who is very focused and precise. For most people, such things are probably just boring. But he, he is a master in R-meditation!"
Dr. Christoph Flückiger | PhD, professor (full), licensed psychotherapist and supervisor, University of Kassel, Department of Psychology, Clinical Psychology, Co-Editor-In-Chief of Psychotherapy Research (IF: 4.12)----"I was able to work with AC Del Re and Bruce Wampold PhD to help mental health professionals and therapy clients visualize the progress of therapy in real time. The result is on track to make an impact in the lives of millions in therapy."Barrett G. | CEO / CTO----"I've worked with Dr. Del Re on a number of projects -- most recently, analyzing data and developing a sophisticated set of predictive algorithms. He is the absolute best at his craft!"Scott Miller | PhD----"Aaron demonstrated significant skill in data analysis and application of statistical tools in assessing our program's clinical impact. By processing complex datasets related to anxiety and depression, he provided us with comprehensive insights that enhanced our understanding of treatment efficacy. Aaron is also really fun to work with! I highly recommend him and we are really looking forward to working with him again soon."Makan A.

Work Samples

Publication Graphics (Samples)

R Code (Sample)

Download R files (links here: data & models) that accompany Del Re, A. C. (2015). A Practical Tutorial on Conducting Meta-Analysis in R. The Quantitative Methods for Psychology, 11 (1), 37-50.

R Package Development


For more information or a FREE consultation, please contact me at (and see other links below for CV and other sites):

[email protected]