80000hours.org is our favorite source for finding information on how to contribute to positive change in the world via your career choice. The resource aims to solve the most pressing skill bottlenecks in the world's most pressing problems. It offers an incredible overview of current problem areas. For a variety of those areas, 80,000 Hours provides an exhaustive assessment on the scale, neglectedness, and solvability of the respective problems. Most importantly, the website weighs the pros and cons of pursuing a career in the respective area and points out the most relevant career choices contributing to obtain solutions to solve the world's most pressing problems. It furthermore allows you to explore areas that best suit your skill set, interest, and experiences, enabling you to maximize your own personal impact. Lastly, it recommends concrete next steps which might embody the highest level of impact by your work.