Jeff Gothelf
Jeff Gothelf has spent a 14-year career as an interaction designer, Agile practitioner, user experience team leader and blogger. Most recently Jeff launched Proof, a lean product design and innovation studio in New York City. Jeff is the author of Lean UX: Getting Out of the Deliverables Business (O’Reilly 2012) and a highly sought-after international speaker. Follow @jboogie.