Where can you discover meaningful problems to solve? - http://www.quora.com/Common-...
In Common Good: Meryn Stol voted up an answer. Xanthe Matychak from a design-thinking perspective, the key is to focus on human problems as opposed to tech problems, and be sure to have access to the people you are designing for so that you can design with them. See question on Quora - Meryn Stol