UDavid J. Smith unolwazi olungaphezulu kweminyaka engama-30 njengomxhumanisi, umqeqeshi womsebenzi, ummeli, umlamuleli, uthisha nomqeqeshi. Ubonisane namakolishi angaphezu kwama-400 azungeze i-US futhi unikeze izinkulumo ezingaphezu kuka-500 mayelana nokwakhiwa kokuthula, ukuxazulula izingxabano, ubulungiswa kwezenhlalo kanye nemfundo yamazwe omhlaba. Ungumongameli we Isikhungo Sofuzo Sokuvuselela Ukuthula nokuHumanitarian Education, Inc., i-501c3 engenzi nzuzo enikeza amathuba okufunda ngokuhlangenwe nakho kwabafundi nabachwepheshe. Phambilini, wayeyisikhulu sezinhlelo futhi umphathi e-US Institute of Peace. UDavid ufundise eGoucher College, eGeorgetown University, eTowson University kanti njengamanje usesikoleni iSchool for Conflict Analysis and Resolution eGeorge Mason University. UDavid wayengu-US Fulbright Scholar e-University of Tartu (Estonia) lapho afundisa khona izifundo zokuthula nokuxazulula izingxabano. Ungumamukeli we-William J. Kreidler Award for Service Distinguished Service emkhakheni we-Conflict Resolution owanikezwa yi-Association for Conflict Resolution. UDavid ungumbhali we Imisebenzi Yokuthula: Umhlahlandlela Womfundi Wokuqalisa Umsebenzi Ukusebenzela Ukuthula (I-Age Age Publishing 2016) kanye nomhleli we Ukwakhiwa kokuthula emakolishi omphakathi: Insiza Yokufundisa (USIP Press 2013). Izindawo zokugxila: ukuvuselela ukuthula.
