Mark Brown is a scientist in the cardiac rhythm management research department of Medtronic, an international medical device company. Prior to employment at Medtronic, he was a scientist with Donnelly Corporation of Holland, Michigan, a computer science professor with Hope College, Holland, Michigan and an engineer with Bell Laboratories and Prime Computer. Mark has served as senior warden, junior warden and vestry member and clerk of the vestry in Episcopal Churches he has attended. He currently is serving on the outreach committee at St. Anne’s Episcopal Church and leads the annual mission trips to Belize with his wife, Lydia, the rector of St. Anne’s. In 2008, he was a leader in the Millennial Development Goals fund drive at St. Anne’s as part of a diocesan pilot program. In 2007, he was trained by Al Gore to be a presenter for The Climate Project, a grass roots organization aimed to educate on global warming. Mark holds a BA in Physics from Hope College and an MS in Computer Engineering, and an MS and PhD in Bioengineering all from the University of Michigan.