Mary Ann Horton, formerly Mark R. Horton, was a Usenet pioneer. Horton co-wrote the B News server software. In the early 1970's, Horton designed and implemented the HORTRAN compiler. He was an expert user of early networked computing systems, such as the HP 2000 minicomputer, and provided fellow students with valuable advice that led many to life-long careers in computer science and related fields that rely heavily on computing. Wikipedia
The definitive Wikipedia entry for Mary Ann Horton. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Mary_Ann_Horton