peter mason writes that constantine's political career in trinidad was a success: he was efficient, active, respected and popular. mason concedes that he was not a natural politician, often sensitive to criticism and that his experience abroad was a cause for mistrust in trinidad, rather than seen as an advantage. gerald howat believes that constantine's political career, while not without successes, was undermined by several factors: his age, his over-frequent references to his english experience, his rejection of political theorising and lack of debating skills. however, his personal popularity undoubtedly attracted support to the pnm.