''Hi, I’m Ralph,” says a gregarious figure with warm eyes and salt and pepper hair as he crosses the terminal of Argyle International Airport. His presence piques the interest of waiting passengers and soon a small crowd – some seeking selfies – gathers for a glimpse. The casual opening remark belies the man’s status but, given he has been Prime Minister of St Vincent and the Grenadines (SVG) for 24 years, Ralph Gonsalves requires little introduction here in his homeland. South of St Lucia,