Includes bibliographical references and index.

In the tradition of science / Victor Ambros -- On the track of DNA Methylation / Adrian Bird -- Willing to do the math / David Botstein -- Wonderful life / Herb Boyer -- You say you want a revolution / Pat Brown -- All about mitochondrial eve / Rebecca Cann -- Curling up with a story / Sean Carroll -- Meeting a fork in the road / Tom Cech -- Twenty paces from history / Soraya de Chadarevian -- Stable in a genome of instability / Evan Eichler -- The exception that proves the rule / Jenny Graves -- The eureka moment / Sir Alec Jeffreys -- Taken to school / John E. Jones III -- The gift of observation / Mary Lyon -- Imagine / Svante Pøøbo -- The whole side of it / Neil Risch -- Ready for her close-up / Elaine Strass -- Knight in common armor / Sir John Sulston -- Sweating the details / Jamie Thomson -- The making of a president / Shirley Tilghman -- Turning the tables / Nicholas Wade -- Off the beaten path / Spencer Wells.