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...and receive an autographed and dedicated copy of Dr. Cannell's new book.

Our staff

John J. Cannell, M.D., Executive Director

Dr. Cannell founded the Vitamin D Council in 2003 upon a renewed interest in clinical nutrition while working as a psychiatrist at the Atascadero State Hospital. A born activist, he has found himself at the forefront of various campaigns in his lifetime, including education reform and anti-smoking campaigns. Dr. Cannell has published several peer-reviewed papers on vitamin D and often gives talks on the subject all over the country. He is married and the proud father of five. Dr. Cannell holds a Doctor of Medicine from the University of North Carolina and a Bachelor of Science from the University of Maryland. He has served the medical field as a general practitioner, itinerant emergency physician, and psychiatrist.

Read Dr. Cannell's full biography here.

View Dr. Cannell's bibliography here.


Brant Cebulla, Development Director

Brant handles fundraising, program development and implementation and anything else involved in increasing the Vitamin D Council's capacity. He lives a life full of sunlight, Paleo dieting and CrossFit. Among his many addictions, he takes interest in nonprofit administration, health and wellness, basketball, the environment and the outdoors. He volunteers coaching high school basketball. Brant holds a Bachelor of Arts in Environmental Studies from the University of Montana.

Contact Brant at: [email protected].


Kate Saley, Community Coordinator

Kate is the newest addition to our team, brought on as our Community Coordinator. She graduated from Cal Poly with a Bachelors of Science in Psychology and has been working in the medical field since. She spends much of her time outdoors hiking, playing tennis, and soaking up the sun. She is excited to be a part of the team and continue learning about vitamin D.

Contact Kate at: [email protected]

Page last edited: 31 May 2012