Lawrence Wittner ndi Pulofesa wa Mbiri yotuluka ku State University of New York / Albany. Anayamba ntchito yake yolimbikitsa mtendere kumapeto kwa 1961, pomwe iye ndi ophunzira ena aku koleji adanyamula White House poyesa kuletsa kuyambiranso zida zanyukiliya ku US. Kuyambira pamenepo, adagwira nawo ntchito zoyenda mwamtendere zambiri, ndipo adakhalapo purezidenti wa Peace History Society, monga woyitanitsa Peace History Commission ya International Peace Research Association, komanso ngati membala wa bungwe la Peace Action, a bungwe lalikulu kwambiri lamtendere ku United States. Kuphatikiza apo, wakhala akugwira nawo ntchito zofananira mitundu komanso mayendedwe antchito, ndipo pano ndi mlembi wamkulu wa Albany County Central Federation of Labor, AFL-CIO. Yemwe anali mkonzi mnzake wa magaziniyo Mtendere & Kusintha, ndiyenso wolemba kapena mkonzi wa mabuku khumi ndi atatu, kuphatikizapo Kupandukira Nkhondo, The Biographical Dictionary ya Modern Peace Leaders, Chigwirizano cha Mtendere, Kugwira Ntchito Yamtendere ndi Chilungamo, ndi trilogy yopambana mphoto, Kulimbana ndi Bomba.
