John Mark is the founder and Director of Fannie Mae’s Open Source Program Office. A proven open source product, community, and ecosystem expert, John Mark has built numerous enterprise software communities, launched new product initiatives, and implemented collaborative processes with internal and external stakeholders. He works cross-functionally with key stakeholders to improve products and processes with better ROI. A recognized thought leader, he specializes in critical, myth-busting essays and has spoken at numerous conferences on the subject of open source community engagement and product strategy.