Joshua Yellin

Joshua Yellin

Man with glasses and a beard, wearing an olive sweater, leans against a textured wall and smiles slightly.

Joshua Yellin co-founded Google's first Startup Accelerator and Effective Founders Project, and is the co-author The Bonfire Moment.

Open book with a gradient bar design on the left page and an illustration of founders sharing wisdom around a fire on the right page.
Startup success can often hinge on a key lesson derived from behavioral science ... and Jerry Seinfeld's "Night Guy vs. Morning Guy" routine.