Tony Self has worked as a technical communicator for almost 30 years, specialising in online help systems, computer-based training, and hypertext documents. In 1993 Tony founded HyperWrite, which offers consultancy services in online document strategy, innovative solutions and specialised training. In addition to his consulting work, Tony is an Adjunct Teaching Fellow at Swinburne University of Technology. He is a Fellow of the Institute of Scientific and Technical Communication, and holds a PhD in semantic mark-up languages, a Graduate Diploma in Technical Communication, and a Graduate Certificate in Teaching and Learning in Higher Education. He is the author of “The DITA Style Guide”, and chair of the OASIS DITA Help Subcommittee.