Born in
Wellington, New Zealand, Blackwell attended
Newlands College, and received his BA in Electronic Engineering from the
University of Auckland, and studied Comparative Religion and Medieval History at
Massey University. Subsequently, he obtained his MA in Computer Science from the
Victoria University of Wellington, and later on his PhD in
Psychology at Cambridge University. After completing his MA, Blackwell started working at the New Zealand software company Progeni Systems Limited. In the UK he was a systems analyst for Cambridge Consultants Limited, where he designed real-time diagnostic and encryption systems. He later moved to
Hitachi, where he worked at its Europe Advanced Software Centre. In the late 1990s, he joined the Computer Laboratory at Cambridge and became a reader at the
University of Cambridge, Department of Neuroscience. == Work ==