Jeff Gothelf is a lean-thinking and design evangelist, spreading the gospel of great team collaboration, product innovation, and evidence-based decision making. He is an author, speaker, and thought leader on the future of product development and design, often teaching workshops or giving talks on building cultures that support teamwork and innovation. Earlier in his career, Jeff led the UX design teams at TheLadders and Web Trends. He also worked with and led small teams of software designers at AOL. Find Jeff Gothelf at: jeffgothelf.com/blog/#sthash.u778LREd.dpbs, jeffgothelf.com/blog/about/#sthash.QeHExuty.dpbs, and linkedin.com/in/gothelf, and follow on Twitter @jboogie.

Josh Seiden is a designer, consultant, and coach who helps companies create new digital products and services. In his 25-year career he's worked with start-ups, large organizations, and enterprises of all sizes, whether in Silicon Valley or on Wall Street. He is a founder and past President of the Interaction Design Association. Find Josh at: joshuaseiden.com, joshuaseiden.com/blog/portfolio/, and linkedin.com/in/jseiden, and follow on Twitter @jseiden.