UPaul K. Chappell uphumelele eWest Point e-2002, wathunyelwa e-Iraq, futhi washiya umsebenzi osebenzayo ngoNovemba 2009 njengoKaputeni. Ungumbhali we-Road to Peace, uchungechunge lwezincwadi eziyisikhombisa mayelana nokuthula, ukuqeda impi, ubuciko bokuphila, nokuthi kusho ukuthini ukuba ngumuntu. Izincwadi zokuqala ezishicilelwe kulolu chungechunge ziyi Ingabe Impi Iyoke Iphele ?, Ukuphela Kwezimpi, Ukuguquka Kwempi, futhi I-Art of Waging Peace. U-Chappell ukhonza njengoMqondisi Wokuthula WoMbutho weNuclear Age Peace Foundation. Ukuhlola ezweni lonke nakwamanye amazwe, futhi ufundisa izifundo zekholeji kanye nama-workshops ku-Peace Leadership. Wakhulela e-Alabama, indodana yendoda enomzuzu omnyama nobomvu owawulwa nezimpi zaseKorea naseVietnam, nomama waseKorea.
