Invited Speaker in the 9th Philippine Computing Science Congress (PCSC 2009) on March 2 - 3, 2009 in Siliman University, Dumaguete City, Phillippines: Background Image Generation Using Boolean Operations.
Special lecture in Parahyangan University, Bandung, Indonesia, March 27, 2008: Pedestrianology: Spectrum of Pedestrian Simulation
Invited Talk in Ateneo de Manila University, Philippines February 11, 2008: Pedestrianology: Managing Human Mobility through Technology
Workshop on Calibration of Microscopic Pedestrian Movement Simulations in Vienna, Austria, Dec. 13-14, 2007: Calibration of Route Choice Self-Organization
General lecture in
Petra Christian University, Surabaya, Indonesia 22 August 2007:
Pedestrianology & Its Applications
Keynote Lecture International Symposium on Lowland Technology September 12-14, 2006, Saga, Japan: How Could Recent Pedestrian Technologies Assist You?