Selena Deckelmann is a major contributor to PostgreSQL and a data architect at Mozilla. She's been involved with free and open source software since 1995 and began running conferences for PostgreSQL in 2007. In 2012, she founded PyLadiesPDX, a Portland chapter of PyLadies. She founded Open Source Bridge, Postgres Open and speaks internationally about open source, databases and community. She is an advisor to the Ada Initiative, an organization dedicated to increasing the participation of women in open source and technology communities. You can find her on twitter (@selenamarie) and on her blog. She also keeps chickens and gives a lot of technical talks.