David Dossot is a software engineer, architect, and open source developer who has been using Mule since 2005. He has contributed to Mule core and has created numerous modules and transports for it. He and co-authors John D'Emic and Victor Romero are hard at work on their next book: Mule in Action, Second Edition.
Victor Romero is an integration architect and is project despot of the SpEL module for Mule.