Originally from Bobcaygeon, Vanderzwet is a writer living in Omemee.

A certified lifestyle and wellness coach and personal trainer, she published her first book in 2012, Be Well: unlock the health and wellness that you deserve. 

Books: 

Be Well: unlock the health and wellness that you deserve (2012)

Sources: 

http://www.mykawartha.com/community-story/3705199-lifestyle-coach-turns-author-by-sharing-expertise-in-first-book/

http://omemeeon.blogspot.ca/2012/06/be-well-katherine-vanderzwet-book-helps.html#axzz4Jzod3tmv