Karoha Langwane (right) teaching a tracker to collect data on a CyberTracker PDA/GPS device. Rolex/Eric Vandeville May 4, 2021 Tracking science: a way to include more people in producing knowledge Glynis Joy Humphrey, University of Cape Town and Louis Liebenberg, Harvard University The term “citizen science” is intended to widen the network of people whose contribution to science is acknowledged. But the word “citizen” can be problematic.