Meet The Team Behind Challenge Island

Sharon Duke Estroff M.A.T.

Chief Executive Officer

Sharon is founder and creator of the Challenge Island™ program, She is an award-winning elementary school teacher with two decades of experience in Atlanta public and private schools. She started Challenge Island in her second grade classroom and began running it as an enrichment business using the current model in 2003. It has been growing by leaps and bounds ever since.

Sharon is a nationally recognized parenting and education expert and a freelance writer for numerous national publications including Scholastic Parent and Child, Parents, Woman’s Day and Good Housekeeping magazines. She is the author of the popular parenting book, Can I Have a Cell Phone for Hanukkah? (Random House) and co-author of the upcoming Challenge Island book series that turns the Challenge Island curriculum into an exciting and educational story. She is sought-after speaker who has presented to scores of communities nationwide about the trials and tribulations of raising kids in the digital age.
Sharon received her undergraduate and graduate degrees from Emory University where she graduated Phi Beta Kappa and Summa Cum Laude.

She continues to run her local Challenge Island business in Atlanta, Georgia where she lives with her husband and four children.

Sharon Duke Estroff, Founder & CEO, Challenge Island

Robin Bergeron

Chief of Development

Lorna Bulpin

Chief Learning Officer

Leslie Thibodaux

Chief of Operational Support

Julie Kleber-Sokel

Financial Controller

Elliott Strauss

Design Director

Lisa Tiger


Shronda Boatwright

Business Chief of Operational Support

Julie Weinstein

Artistic Curriculum Director