The Team

Steven Worker, PhD

Committee Chair


I am a 4-H Youth Development
Advisor at the University of California Cooperative Extension. Email me at 

Lyman Black

Exhibitor Coordinator


I am a former engineer and a current business consultant. I coordinate all the exhibits for the NBSDD.

Stuart Levin, DVM, PhD

Veterinary Pathologist


I recently retired from the research a
nd development side of the pharmaceutical industry. 

Mike Roa

Educational Advisor

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I am a retired science teacher and currently a science and environmental education writer and consultant. I coordinate student volunteers.

Kerry Wininger


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I am the Outreach & Communications Lead at SSU's Center for Environmental Inquiry, and
coordinate UCCE Sonoma County's Sudden Oak Death program.

B. Gabriela Arango



PhD student at UC Berkeley in integrative biology, studying oxidative stress and hypoxia tolerance on sea turtles. Founded Crecer ConCiencia, a nonprofit that seeks to inspire scientific curiosity. 

Diane Gasson

Parent Advisor

I am a Mom, NUSD Trustee and business professional.  I share my parent perspective and provide support to our great team.   

Susan Magnone, PhD

Educational Advisor


I am a former associate school superintendent for Contra Costa County Office of Education.

Claire Spafford

Outreach and Website

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I am the Science Educator at the Buck Institute.   I spread the word about the NBSDD through our outreach events.

The Late Carole Bennett, EdD

Past Chair & Advisor


I am the former committee chair for NBSDD. I retired from teaching in the Computer Science Department at Santa Rosa Junior College.

Dennis Bentley



I am a water engineer and have enjoyed helping third-world countries improve their water systems. I help the committee with outreach.

Steve Kadar

Creative Guy


I am a retired-ish Disney Imagineer. At any Disney Theme Park you are listening to my work. I love science and building my own research projects.

Don Pierce, MD

Sponsor Coordinator


I am a retired Kaiser physician, and I have been on this project since the beginning.  I coordinate the donations and sponsors. 

Leonard Weingarten



I have developed and managed programs that help students have a positive introduction into the work world.