pɪˈɛɹ wˈæk nˈaɪntiːnhˈʌndɹɪd twˈɛnti tˈuː nˈaɪntiːnhˈʌndɹɪd nˈaɪnti sˈɛvən, ɐ fɹˈɛntʃ ˈɔɪl ɛɡzˈɛkjuːtˌɪv hˌuː wʌzðə fˈɜːst tə dɪvˈɛləp ðə jˈuːs ʌv sənˈæɹiˌoʊ plˈænɪŋ ɪnðə pɹˈaɪvət sˈɛktɚ
Pierre Wack (1922–1997), a French oil executive who was the first to develop the use of scenario planning in the private sector