Dr George Redmonds begins a five-week odyssey investigating the impact of DNA analysis on genealogical research. There's Only One MrSykes! Sir Richard Sykes of Glaxo SmithKline; dairy farmer Michael Sykes and theologian the Rt Rev Stephen Sykes hear the remarkable theory of professor
Bryan Sykes of Oxford University claiming that they can all trace their ancestry back to one original Mr Sykes in the 13th century.
Producer Sandra Sykes. E-MAIL: nature@bbc.co.uk