Eric Hagerman

Spark!: The Revolutionary New Science of Exercise and the Brain by John J. Ratey Quercus Publishing Plc Paperback 7 January 2010 from£8.89 | RRP: ~~£8.99~~
Spark by John Ratey,Eric Hagerman Quercus Publishing Plc Paperback 8 January 2009 from£N/A | RRP: ~~£12.99~~
Spark by John J. Ratey,Eric Hagerman Little Brown and Company Hardcover 1 January 2008 from£26.93 | RRP: ~~£24.99~~
Spark: The Revolutionary New Science of Exercise and the Brain (Your Coach in a Box) by John J. Ratey,Eric Hagerman Gildan Media Corporation Audio CD 3 August 2009 from£N/A | RRP: ~~£32.56~~