Studied math & robotics, worked on real-time simulation and VR in 1994, shifted to video games, then math teaching, then started Dermandar (means all around) in 2010.
DMD Panorama is a 360 panoramic app (10M downloads).
StereoStitch is a live 3D-360 Video Stitching software.
theVRkit turns any smartphone into a VR camera and VR headset.