"Teresa Delfín is two things, if nothing else. She’s an outdoor enthusiast with a passion for mountain climbing, and the mother of a young child. So when she got pregnant three years ago, Delfin had what she considered a big problem: a lack of outdoor apparel that would fit. The 34-year-old Stanford-educated cultural anthropologist decided to make some on her own. The result is Mountain Mama, a local startup filling a small niche."