How Did You Get Started in Non Fiction Book Writing?

i signed my first book deal with random house right after i turned 21. I wanted to get the real answer about what would be required for some one of my age to get a book deal. So i used a family friend who was in journalism, and said, can you connect me with a literary agent? And so memory as, he hooked me up with a phone call with an agent. She was a fiction agent, so this was good. There was no, no chance i was going to try to sell her. My first books were aimed at college students. They weren't high bar publications, but they were publications. You have to start writing articles that are on the topic you want