The profile contains information about other projects like IP Path Access, a module to block access by IP for specific pages, except for set IP address or IP address ranges.
Some other projects contributed are Site Map, Sunlight Congressional Districts, and File Field Role Limit.
And it appears the profile has been active for just over 10 years, and recently obtained the Acquia Certified Drupal Developer specification, via a test.
Here is the Drupal profile link for Darrell Ulm.
Also similar posts and info. is obtainable at: SuperPowerPlanet, WordPress, and Tumblr for a different organization of the contents.