1. Follow people in the same field 2. Ready up on blogs and posts : I use Zite, Flipboard and medium 3. A book that helped me to a large extent is Good to great by Jim Collins (http://www.amazon.com/Good-Great-Companies-Leap-Others/dp/00...)
Also The Personal MBA by Josh Kaufman http://www.amazon.com/Personal-MBA-World-Class-Business-Educ...
4. Video from people in the same field. 5. This article https://medium.com/@noah_weiss/50-articles-and-books-that-wi...
Some great tools:
1. Trello - Project/product and pretty much manage any thing 2. Qlikview - Data Analysis : Excel on Steroids
It's a very short list, but I am learning on the job :)