John Willis has worked in the IT management industry for more than 35 years. Currently he is an Evangelist at Docker Inc. Prior to Docker Willis was the VP of Solutions for Socketplane (sold to Docker) and Enstratius (sold to Dell). Prior to Socketplane and Enstratius Willis was the VP of Training & Services at Opscode where he formalized the training, evangelism, and professional services functions at the firm. Willis also founded Gulf Breeze Software, an award winning IBM business partner, which specializes in deploying Tivoli technology for the enterprise. Willis has authored six IBM Redbooks for IBM on enterprise systems management and was the founder and chief architect at Chain Bridge Systems.