With gratitude to all my teachers, specialists, colleagues and especially all the judoka that I was allowed to guide and to coach.
Sources and inspiring professionals:
Van der Horst, Cobben, Abe, Saitoh, Yamashita, Uemura, Sugawara, Murata, Hosokawa, Komata, Takahashi, Nakamura, Kasuga, Kawashima, Kariya, Brousse, Besson, Rougé, Ruska, Geesink, de Cree, Barta, Vachun, Viser, Lascau, McConnell, Snijders, Sins, Hoogendijk, Boersma, Odinot, van Dijk, Klok, Agúndez, Landsberg, Covey, de Waal, DeCaluwe, Drucker, Franzen, Goldratt, Hammer, Kets de Vries, Kotler, Mastenbroek, Mintzberg, Peters, Porter, Quinn, ten Bos, Trompenaars, Vinke, Weggeman, Wissema and many others.