Citizen science refers to public participation in scientific research, encouraging amateur scientists to report, collect and categorize biological data. The term amateur scientist refers to anyone without a professional scientific career, however, it does not reflect the level of expertise since many amateurs, based on years of experience, in fact are experts in their fields. Other terms for amateur scientists used in this blog are the general public, volunteers, and citizen scientists. The term public-powered research is used as a synonym for citizen science, abbreviated as CS. With the attempt to make science more accessible to the public, the UK and the USA were amongst the first to utilize the term citizen science back in the 1990s. According to the organization Scistarter, the number of registered CS projects has experienced a vast increase, from only a couple to several hundred projects in only 10 years of time. Today, thousands of CS projects yield a close collaboration bet...