IDRN is a collaboration with Parents as Teachers (PAT) National Center, one of the largest home visiting organizations in the U.S., with a network of over 2,200 home visiting sites across all 50 states and a robust infrastructure for reaching families.
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Membership is not required for an initial consultation with the Core but may be pursued if deemed useful by the investigator
Core Team
Debra Haire-Joshu, PhD
Center Director, Core Director | Joyce and Chauncy Buchheit Professorship at WashU School of Public Health
- Email: djoshu@nospam.wustl.edu
Allison Kemner, MPH
Associate Director | Chief Research Officer and Senior Vice President at Parents as Teachers National Center
Joshua Sparrow, MD
Practice-based Expert | PAT Research Council and Board of Directors; Associate Professor of Psychiatry at Harvard Medical School
Dipesh Navsaria, MD, MPH, MSLIS
Practice-based Expert | PAT Board of Directors; Professor of Pediatrics at the University of Wisconsin School of Medicine and Public Health
- Email: navsaria@nospam.wisc.edu
Kerry Caverly
Practice-based Expert | Senior Vice President and Chief Program Officer at Parents as Teachers National Center
Donna Hunt-O’Brien
Practice-based Expert | Vice President of Professional and Program Development at Parents as Teachers National Center
David Stamm, MA
Core Database Report Developer | Senior Report Developer / SQL Programmer at Parents as Teachers National Center
Karen Hoerchler
Core Data Manager | Research and Data Specialist at Parents as Teachers National Center
IDRN seeks to to help investigators translate research into transformative solutions that will prevent the familial transmission of type 2 diabetes and improve population health.
Schedule an initial consultation or in-depth core support with the IDRN team using our core service request form.
How can IDRN support your research?
- Accelerate your research with access to the PAT Data Warehouse—ideal for generating research questions, pilot studies, and interventions related to intergenerational diabetes research.
- Get expert help extracting and analyzing data from the PAT Data Warehouse to uncover insights that drive your study design.
- Collaborate with our team to apply findings from the PAT Data Warehouse directly to your research proposals and publications.
- Identify the right sites and participants for your study with our support in navigating PAT site data and family recruitment.
- Evaluate site readiness using the PAT Organizational Database and fidelity indicators to strengthen your recruitment strategy.
- Enhance your community engagement with guidance on effective partnership-building and recruitment practices.
- Join the IDRN Monthly Co-Learning Collaborative to connect with peers and stay at the forefront of intergenerational diabetes research.
- Translate your findings into impact through our support in sharing research with public health stakeholders.
- Disseminate your work widely with our help in tailoring findings for multiple audiences and real-world application.
Schedule an initial consultation or in-depth core support using our core service request form.
Upcoming IDRN Events
There are not currently any upcoming events scheduled. Please check back for new events to be added.
In the meantime, if you’d like to explore campus events, please visit Happenings at WashU.
Advancing Diabetes Research through Home Visiting Networks: The Intergenerational Diabetes Research via Home Visiting Networks (IDRN) Core, Parents as Teachers, and Research Opportunities
Presented by Debra Haire-Joshu, PhD; Allison Kemner, MPH; and Karen Hoerchler – November 14, 2025