hiː hˈæzbiːn ɐn ɐdvˈaɪzɚ tə mˈɛni ɹᵻsˈɜːtʃ ænd pˈɑːlɪsi ɡɹˈuːps, ænd hɐz tˈɛstᵻfˌaɪd bᵻfˌoːɹ kˈɑːŋɡɹəs ænd pɹˌɛzɪdˈɛnʃəl kəmˈɪʃənz ˌɔn tˈɑːpɪks lˈaɪk fˈæmɪli pˈɑːlɪsi, dˈeɪkɛɹ, fˈɑːɹm sˈʌbsɪdiz, ænd ðɪ ɪɹˈæk wˈɔːɹ.
He has been an adviser to many research and policy groups, and has testified before Congress and Presidential commissions on topics like family policy, daycare, farm subsidies, and the Iraq war.