Chris Hardman, creator and designer of the ECOlogical Calendar, is the founder and artistic director of Antenna Theater. Antenna is best known for its use of portable audio technology to guide audiences through various natural and man made environments. Hardman has also created a chronological system that embraces "deep time" called AllTime. Hardman also designs furniture that assembles and disassembles by a method of slots and grooves called Slotology.