Cory started his career over a decade ago as a Web Developer supporting the marketing team at L.L.Bean. During his time there he entered the world of optimization by troubleshooting A/B Tests, eventually transitioning to full time support of the optimization team. In recent years, he's held Tech Lead roles in the areas of A/B Testing, Tagging, Personalization and Analytics developing some of the most interesting solutions around in the name of accuracy and impact. Cory's blog ( focuses on A/B Testing, Personalization, Privacy, and Analytics-his mission is to keep the larger analytics community informed of technical changes imposed by outside forces that could impact their implementations and reporting. You can regularly find him engaging the community on the topics above in the and on LinkedIn.