Prologue: Families -- "The missing science of heredity" 1865-1935 -- "In the sum of the parts, there are only the parts" 1930-1970 -- "The dreams of geneticists" 1970-2001 -- "The proper study of mankind is man" 1970-2005 -- Through the looking glass 2001-2015 -- Post-genome 2015- ... -- Epilogue: Bheda, Abheda