He has found that in his experience, this method works best.

Grossman, Pam and Loeb, Susanna. (2010). Learning from multiple routes. Educational Leadership, 67(8), 22-27.

Grossman and Loeb talk about how alternative routes to becoming a teacher have grown throughout the past few decades. The necessity for teachers is mainly in urban areas as this is where most teacher shortages occur. They discuss how subjects such as math and science are in high demand and people with backgrounds in either area usually are successful at taking an alternative route. The authors make a point to note that not all alternative programs are the same. They praise the Teach for American and New York City Teaching Fellows programs as being top rated and highly selective, thus garnering the best candidates. Teach for American and New York City Teaching Fellows programs generally recruit applicants from competitive schools which is why both programs...
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