The Team

Steven Worker, PhD

Committee Chair

I am a 4-H Youth Development Advisor at the University of California Cooperative Extension (website). 

Dennis Bentley


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

Brandon Jewell

Internship Coordinator

I am the Director of Industry Engagement at the Career Technical Education Foundation Sonoma County.  I help students get relevant work-based learning experiences .

Julie Lim

Press Relations

I am a marketing and communications professional, a fiction writer, a storyteller. Founder of Pepper Arts Media, I lovesto help others find their stories and strategize on ways to deliver them. 

Mike Roa

Educational Advisor

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

Leonard Weingarten


I am the Director of Business Development at the San Rafael Chamber and manage programs that help students have a positive introduction into the work world.

Patty Alushin

Educator Outreach

I am a Building Captain for the NBSDD and coordinate the communications to school districts. I am a retired pharmacist from CVS in Novato.

Lyman Black

Exhibitor Coordinator

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

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.

Susan Magnone, PhD

Educational Advisor

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

Medtronic Team


We are the Medtronic NBSDD team. We provide the exhibitor viewpoint to the committee, and coordinate Medtronic’s involvement in the event. By day we are medical device engineers, and by night we dream up STEM exhibits!



Interesting in joining the volunteer committee? Please contact us. 

Carole Bennett, EdD

Adult Volunteer Coordinator

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

Diane Gasson

Parent Advisor

I am a former Account Manager and Business Consultant. I provide the parental viewpoint and concerns to the North Bay Science Discovery Day.

Stuart Levin, DVM, PhD

Veterinary Pathologist

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

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. 

Claire Spafford

Outreach and Website

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