Ken was originally hired by Wizards of the Coast to lead the Magic creative team, following in the footsteps of Mark Rosewater. Ken then got involved in the Gleemax project and after that, he left Wizards to go work at another game company. Later, he came back to lead R&D's new Magic digital team, overseeing things like Duels of the Planeswalkers and Magic Online. After that, he became Director of Operations for Magic R&D (2014-2018). Since October 2018, he is part of the Magic Studio X Administration, and is named Executive Producer for the game.
Ken is also the author of Five Brothers in the Shadowmoor anthology
- Duels of the Planeswalkers 2012 (lead)
- Duels of the Planeswalkers 2013
- Return to Ravnica
- Magic 2014
- Iconic Masters