Karen Stevenson has been a Drupal contributor since 2006. She was a co-maintainer of the Content Construction Kit (CCK) and the author of the Date and Calendar modules, as well as author or maintainer of 40+ other Drupal modules like Schema.org Metatag and Accelerated Mobile Pages (AMP).The Content Construction Kit was eventually added to Drupal core as Entity API, the fundamental Drupal system that allows users to create any number of content types and populate them with custom fields. Since then the Date module has also been added to core. You'll see her on Drupal.org as KarenS.
Karen has been actively involved in web development since the early days of the web. She created ElderWeb in 1994 as one of the very first health care sites on the web.
At Lullabot, she is now COO, helping oversee finance, HR, Lullabot's internal infrastructure, and the new ESOP.