Christopher is a Senior Principal Product Manager working with the Oracle Database Data Access team primarily on APIs for scripting languages including Node.js, Python, PHP and the newly launched ODPI-C library for Oracle Database driver writers. He has responsibilities for Oracle Call Interface (OCI) and related Oracle Database APIs; for Oracle Database clients such as Oracle Instant Client; and for general database adoption by developers, including championing Oracle Database XE. He remains a lead maintainer of PHP's OCI8 extension for Oracle Database. He co-released the popular book "The Underground PHP and Oracle Manual" and is the author of a number of technical articles. Christopher has presented at big and small conferences around the world including the O'Reilly Open Source Convention and Oracle OpenWorld.