Reuben Tozman is the President and founder of a rapidly growing learning services company, edCetra Training. edCetra Training is focused on the design and development of customized e-learning programs, and specializes in single sourcing of content. Reuben received his Masters degree in Educational Technology from Concordia University in Montreal, Quebec, and has worked as an instructional designer, a project manager, consultant, and product manager within a variety of organizations. He began his own company within the learning services industry that quickly gained recognition for its ability to implement true single-sourcing strategies. Reuben has worked in conjunction with a variety of organizations including post secondary education, retail, manufacturing, IT, pharmaceutical, and government among others. He currently works with the OASIS subcommittee on implementing DITA for Learning Content, is a former Board of Directors member of CeLEA, a Canadian e-Learning industry organization, a speaker at industry events, and a contributing writer to industry publications.