Jonathan Hartshorn is a Design-games-as-a-hobby type of guy. He is married to the most wonderful woman in world and has 5 children to boot! He just recently got his first 5 treehouse sets at Christmas time and has found a new obsession. Little pointy thingy that stack and have pretty colors! So far he has played Homeworlds, Icehouse(This one's my favorite), IceTowers, RAMbots, Pikemen, Martian Chess, Gnostica, Thin Ice, Zendo, Martian Mud Wrestling, Rotationary, Volcano, Zagami, Leaning Towers (highly recommend this one), Penguin Soccer(Also a very nifty little game) and Binary Homeworlds.
He has designed and is working on the following IceHouse games: