“…Although international volunteerism started after World War I, more widely recognized organizations did not start until the 1960s and 1970s [19,21]. Governmental and non-governmental volunteer organizations targeted developing countries in Africa, Latin America, Asia, and the Pacific [22][23][24][25]. Currently, some organizations working in international development (e.g., Winrock International, United Evangelical Mission, and Weltwärts), recruit volunteers from high-, middle-, and low-income countries to increase social understanding between volunteers and host country nationals, and to build host communities' economic development [19,21,[26][27][28][29].…”