Martin Porter

[5] Part of Dialog was then spun off to become BrightStation in 2000,[6][7] which transitioned Open Muscat to a closed-source development model in 2001.

[8] Subsequently, a group of developers led by Porter[9] initiated a project based on Open Muscat called Xapian and released the first official version on September 30, 2002.

[11] Porter read mathematics at St John's College, Cambridge (1963–66) and went to get a Diploma in Computer Science (1967) and a PhD.

He worked at the University of Leeds for a year before returning to Cambridge's Literary and Linguistic Computing Centre (1971-1974) and at the Sedgwick Museum as a programmer (1974-1976).

[12] Martin Porter is co-founder with John Snyder of the contextual targeting and content recommendation company, Grapeshot.