All were pioneering innovations at the time of the W220's conception. Walker worked on several pioneering research projects. Bose subsequently made a number of pioneering discoveries in plant physiology. By the 1930s, Ernest Dichter was pioneering the focus group method of qualitative research. Alaska Airlines continues pioneering new technologies today. He is most famous as a pioneering balloonist. In the late 1960s, computer vision began at universities which were pioneering artificial intelligence. The game was notable for a number of pioneering events. His vision pioneering and has since inspired multiple video games. Much of the pioneering work in this technology was done by IBM. Clarkson is passionate about engineering, especially pioneering work. The Wharton School was home to several pioneering developments in business education. This experience led to their pioneering of elementary education. Individual DJs are also pioneering the electronic music scene globally. J Hus has been credited with pioneering the genre afroswing.