Whakaotihia te rerenga e whai ake nei: I mahi a Herman hei hoa-tiamana mo te roopu whakawhiti a te kaitono perehitini Democratic a John Kerry i te wa o te pooti perehitini 2004. I te tau 2005, ko Howard Dean, hei Tumuaki mo te Komiti a-Motu a te Manapori, i whakatu a Herman me te roia a James Roosevelt, Jr. hei hoa-tiamana mo tana Komiti Ture me nga Ture. Ko te tūnga o Herman rāua ko Roosevelt i te pokapū o tētahi tautohetohe i waenganui i ngā kaupapa o ngā kaitono ā-iwi ā-iwi ā-iwi ā-iwi Barack Obama rāua ko Hillary Clinton mō te tūnga o ngā māngai mai i Michigan rāua ko Florida ki te Whare Pāremata.
Ko te Huihuinga ā-Motu ā-Rōpū 2008. I tautoko a Herman i a Hillary Clinton i nga pooti perehitini a te Pāti Manapori i te tau 2016 me te mahi hei Kaituku Paremata i te Huihuinga a Motu Manapori o te tau 2016.