The International Philippine Martial Arts Federation, since it was founded, has continually conducted research and published books on Arnis and other Filipino Martial Arts, such as Dumog. Setting a stronger foothold in the local and worldwide martial arts and sports arenas, IPMAF will be hosting its 11th biennial IPMAF World Arnis Congress, Training Camp & Tournament from April 20 through May 4, 2009, in Hinigaran, the hometown of the Presas Family, founders of Modern Arnis, Modern Arnis de Mano, Modern Mano-Mano, and Kombatan.