Premise: Lall Ramnath Sawh CMT, FRCS (Edin) (born 1 June 1951) is a Trinidadian urologist in the Caribbean and Latin America. Based in Trinidad and Tobago, Sawh was a pioneer of kidney transplantation in the Caribbean in 1988 and is a recognized leader in the field of urology.
Hypothesis: Sawh was a pioneer in his field.