It is a "complex of related, research-based, instrumental methods which produce change or stability in specific cultural systems through the provision of data, initiation of direct action, and/or the formulation of policy".
ɪɾ ɪz ˈeɪ "kˈɑːmplɛks ʌv ɹᵻlˈeɪɾᵻd, ɹᵻsˈɜːtʃbˈeɪst, ˌɪnstɹəmˈɛntəl mˈɛθədz wˌɪtʃ pɹədˈuːs tʃˈeɪndʒ ɔːɹ stəbˈɪlᵻɾi ɪn spəsˈɪfɪk kˈʌltʃɚɹəl sˈɪstəmz θɹuː ðə pɹəvˈɪʒən ʌv dˈeɪɾə, ɪnˌɪʃɪˈeɪʃən ʌv dᵻɹˈɛkt ˈækʃən, ænd slˈæʃ ɔːɹ ðə fˌɔːɹmjʊlˈeɪʃən ʌv pˈɑːlɪsi".