EXHIBIT A

Groupe Danone

Name	Business Address	Position with the Reporting Person and Principal Occupation	Citizenship
Franck Riboud	Groupe Danone 17, Boulevard Haussmann 75009 Paris France	Chairman and Chief Executive Officer	French
Jacques Vincent	Groupe Danone 17, Boulevard Haussmann 75009 Paris France	Director Senior Executive Vice-President	French
Bruno Bonnell	Infogrames Entertainment 1 Place Verazzano 69009 Lyon France	Director Chairman of Infogrames Entertainment	French
Michel David-Weill	Lazard Frères Banque 121 Boulevard Haussmann 75008 Paris France	Director Chairman and General Partner at Lazard Frères Banque	French
Emmanuel Faber	Groupe Danone 17, Boulevard Haussmann 75009 Paris France	Director Executive Vice-President Asia Pacific	French
Richard Goblet d’Alviella	SOFINA Rue des Colonies, II B-1000 Bruxelles Belgium	Director Executive director of SOFINA	Belgian
Hirokatsu Hirano	6-7-12 Sumiyoshi-Cho Tokyo City Japan	Director	Japanese
Bernard Hours	Groupe Danone 17, Boulevard Haussmann 75009 Paris France	Director Executive Vice-President Fresh Dairy Products	French
Jean Laurent	CALYON 9, quai Paul Doumer 92400 Courbevoie France	Director Chairman of CALYON	French
Christian Laubie	Groupe Danone 17, Boulevard Haussmann 75009 Paris France	Director	French
Hakan Mogren	Astra Zeneca PLC 15 Stanhope Gate London W1K 1LN England	Director Executive deputy Chairman of Astra Zeneca PLC	Swedish

Jacques Nahmias	Petrofance SA 42, rue Raymond Poincaré 75116 Paris France	Director Chief Executive Officer and Director of Petrofrance SA	French
Benoît Potier	L’Air Liquide 75, Quai d’Orsay 75007 Paris France	President of the Management Board of L’Air Liquide	French

Compagnie Gervais Danone

Name	Business Address	Position with the Reporting Person and Principal Occupation	Citizenship
Jacques Vincent	As above	Chairman	French
Antoine Giscard d’Estaing	Groupe Danone 17, Boulevard Haussmann 75009 Paris France	Managing Director	French
François-Xavier Roger	Groupe Danone 17, Boulevard Haussmann 75009 Paris France	Deputy Managing Director	French
Christiane Butte	Groupe Danone 17, Boulevard Haussmann 75009 Paris France	Corporate Representative of Groupe Danone, Director	French

Blanrim

Name	Business Address	Position with the Reporting Person and Principal Occupation	Citizenship
Claude Elmaleh	As above	President of Blanrim; Group Controller of Groupe Danone	French
Christiane Butte	Groupe Danone 17, Boulevard Haussmann 75009 Paris France	Chief Executive Officer	French