President Leonel Fernández, 44, will be the youngest of the 15 chiefs of states that will gather in Santo Domingo from 20-22 August. The oldest of the statesman and the longest reigning is Fidel Castro, the 72 year old Cuban president. In chronological order, the visiting chiefs of state are: Prime Minister James Mitchell, St. Vincent and Grenadines, 68; Prime Minister Basdeo Panday, Trinidad & Tobago, 65; Prime Minister Percival J. Patterson, Jamaica, 63; President René García Preval, Haiti, 60; Prime Minister Lester Bird, Antigua, 60; Prime Minister Manuel Esquivel, Belize, 58; Prime Minister E. Jules Wijdenbosch, Surinam, 57; Prime Minister Edison C. James, Dominica, 55; Prime Minister Hubert A. Ingraham, Bahamas, 51; Prime Minister Owen Arthur, Barbados, 48; Prime Minister Kenny Anthony, St. Lucia, 47; Prime Minister Denzil Douglas, 45, St. Kitts/Nevis; President Janet Jagan, Guyana.