- Zacher, J. E, Jenkin, H. L., & Jenkin, M. R. (2000, March). Virtual driving on an adult trike. Ontario Science Centre – Engineering Week, Toronto, Ontario.
- Zacher, J. E, & Jenkin, H. L. (1999, December). How do we which way is up? STS-90 Neurolab Mission and other HPL Research Projects. Toronto Alternative School, Toronto, Ontario.
- Jenkin, H. L., & Zacher, J. E . (1999, November). Gravity and Perception. Student for the Exploration and Development of Space (SED), Toronto, Ontario.
- Zacher, J. E, & Jenkin, H. L. (1999, October). STS-90 Neurolab Mission and other HPL Research Projects. St. Clement’s Career Fair (SC, CF), Toronto, Ontario.
- Zacher, J. E (1999, October). The Human Performance Laboratory. York University’s Innovations Presentations (York University, IP), Toronto, Ontario.
- Zacher, J. E, & Jenkin, H. L. (1999, September). Human Performance in Aerospace Environments. Centre for Research in Earth and Space Technology’s Innovations Network (CRESTech, IN), Toronto, Ontario.
- Harris, L., Jenkin, J., Zacher, J. E., & Jenkin, H. L. (1999, June). Role of Visual Cues in Microgravity Spatial Orientation. The International Virtual Reality SIG:Future International Space Station Missions. (VOILA). Paris, France.
- Oman, C. M., Howard, I. P., Carpenter-Smith, T., Beall, A. C., Zacher, J. E., Jenkin, H. L., & Natapoff, A. (1999, April). Role of Visual Cues in Microgravity Spatial Orientation. The Society for Neuroscience’s Decade of the Brain Symposium: Neurolab Mission. (NIH). Washington, DC.
- Zacher, J. E. (1998, October). Canadian Space Research: Space, Physics & the STS-90 Mission. CSA’s National Space Day, (NSD), Ottawa, Ontario.
- Howard, I. P., Zacher, J. E., Darwish, D., & Hu, G. (1998, June). Visually induced reorientation illusions. National Space Biomedical Research Institute (NSBRI), Houston, Texas.
- Zacher, J. E. (1998, April). STS-90 Mission: Canada’s Participation in Neurolab E007 & E136. York University Alumni, (YYA), Coco Beach, Florida.
- Zacher, J. E. (1997, October). STS-90 Mission: Canadian Experiments E007 & E136. National Space Day, (NSD), Ottawa, Ontario.
- Zacher, J. E. (1997, March). Human spatial orientation on earth and in space: aka Which way is up?. Bethume/Vanier Science Symposium (BVSS), Toronto.
- Zacher, J. E. (1997, February). Things you wanted to know about space but were afraid to ask. Ontario Science Centre’s Innovators Programme (OSC IP), Toronto.
- Zacher, J. E. (1996, December). Neurolab Mission 1998: Human Performance Laboratory’s contribution in the areas of stereopsis, human spatial orientation and helmet mounted display design. Announcement by the Minister of Trade and Technology, Toronto.
- Jenkin, H. L., Zacher, J. E, Allison, R. S., Groen, E., & Howard, I. P. (1996, October). Role of visual cues in microgravity spatial orientation. Institute for Space and Terrestrial Science Open House (ISTS OH), Toronto, Ontario.
- Groen, E., Jenkin, H. L., Allison, R. S., Zacher, J. E., & Howard, I. P. (1996, September). The role of visual cues on spatial orientation in weightlessness Neurolab E#136. Institute for Space and Terrestrial Science Annual General Meeting (ISTS AGM), Toronto, Ontario.
- Fang, X. P., Allison, R. S., Zacher, J. E., & Howard, I. P. (1996, September). Effects of stimulus size and eccentricity on vertical vergence. Institute for Space and Terrestrial Science Annual General Meeting (ISTS AGM), Toronto, Ontario.
- Zacher, J. E., Howard, I. P., Allison, R. S., Oman, C., Childerson, L., Telford, L., Howard, A., Cheung, B. K., Money, K., & Ohmi, M. (1995, September). Visual-vestibular interactions in human orientation. Institute for Space and Terrestrial Science Annual General Meeting (ISTS AGM), Toronto, Ontario.
- Allison, R. S., Howard, I. P. & Zacher, J. E. (1995, September). Stereoscopic vision in flight simulators. Institute for Space and Terrestrial Science Annual General Meeting (ISTS AGM), Toronto, Ontario.