Four years ago Call for Code began with a challenge to 24 million developers: solve some of the world's greatest challenges and drive positive change. Today Call for Code has evolved into an always-on tech for good platform mitigating the impact of natural disasters, addressing issues of racial justice, and combating climate change. Join us to hear what we have accomplished together, catch up with 2020 Call for Code Challenge winner, Agrolly, and see what happens when you answer the call.