Take a look here and see who the top 100 prospects in baseball are according to baseball america. Danny Hultzen was the #2 overall pick in this years draft and James Paxton was drafted in 2010. I'm pretty sure Odorizzi is on the top 100 list but I'm not sure about Holmberg.
BaseballAmerica.com: Prospects: Rankings: Top 100 Prospects: 2011 Top 100 Prospects
Looking for 2011 Topps Tribute Black Refractors #'d/10: 69/100 so far