David Mason is a Product Manager at Mozilla. Prior to joining Mozilla, David worked at the non-profit organization Intrahealth International developing open source applications and programs to enhance the efforts of healthcare workers in Africa. David also spent a long, formative time at Red Hat, Inc. serving first as the Director of the Advanced Development Labs, and then as the Manager of the Linux Operating System Development group. During this time he oversaw the development of projects ranging from desktop interfaces and developer toolkits, to an award winning enterprise-class operating system. David has also worked for various companies in Software as a service, GIS engineering, 3D video technologies, and broadband networking. David served on the National Academy of Science's CTSB Open Source Advisory Panel as well as the GNOME Advisory Board. David was a co-founder of the TechCorp open source election software project as well as the Intrahealth Open Initiative and serves as an advisory board member for the latter. He was also involved with the formation of the GNOME Foundation. David has presented multiple papers and talks at domestic and international conferences and co-wrote a book on the GNOME Desktop in 2000.