Hannu is a Python user and small-time contributor since v1.1 and PostgreSQL hacker since when it was called Postgres with nearly 20 years of experience in both. He was the first DBA at Skype where he oversaw growth to hundreds of millions of users and invented the PostgreSQL partitioning language pl/proxy. Latest interests are integration and scaling of Python and PostgreSQL together. Currently a Principal Consultant at 2ndQuadrant (www.2ndquadrant.com) - a premier PostgreSQL consulting and development company with international reach, and Technical Advisor to Ambient Sound Investments (www.asi.ee) - the investment company by four Estonian founding engineers of Skype.