![Developing a game with MVHI Dartmouth student designer Max Seidman watches a playtest while MVHI Program Coordinator Edward Ihejirika plays](http://www.mvhi.org/wp-content/uploads/2010/12/pox_playtest_20101203_07.jpg)
Dartmouth student designer Max Seidman watches a playtest while MVHI Program Coordinator Edward Ihejirika plays
Tiltfactor is finalizing a game with local public health group Mascoma Valley Health Initiative in New Hampshire on immunization. The game will players understand “herd” immunity and the need to vaccinate against particularly pernicious diseases.