1) His dad, Bill Poggi, is Ferentz"s literal BFF. He actually attending the Rhabdo-gate press conference that Ferentz decided to skip (in addition to seeing his son who was in the hospital with Rhabdo). Read more on Iowa City Press Citizen for expanded coverage, good summary at CBS though
"Bill Poggi star of Iowa press conference"
2) Iowa is dreadfully low on DTs due to attrition, they are recruiting two Juco DTs at the moment just to fill the position next year. Early PT and helps out the team
3) Iowa has a history of taking 250lb guys and making them into DTs (King and Kroul are the last good examples)
4) His brother is already at Iowa