sentences:  He was the Artist-in-Residence with Sony Corporation at Video/Culture International, 1983.He frequently worked as an undercover video specialist – field producer with CBC's "The Fifth Estate" and CTV's "W5".In 1984–1985 during the pioneering period of laserdisc development, Vronsky was the Head of Interactive Laser Optical Software Development, Sony Corporation-Video/Culture and the Project Director of the Berlin Wall Videodisc, Sony Canada-Image Over Time, 1985.