About the Authors

International Parkinson's Disease Genomics Consortium (IPDGC)
Wellcome Trust Case Control Consortium 2 (WTCCC2)

A full list of authors and affiliations is provided in the Acknowledgments. A full list of members of the Wellcome Trust Case Control Consortium 2 (WTCCC2) consortium is provided in Text S1.

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: V Plagnol, MA Nalls, M Martinez, P Donnelly, J Hardy, P Heutink, A Brice, T Gasser, AB Singleton, NW Wood. Analyzed the data: V Plagnol, MA Nalls, JM Bras. Contributed reagents/materials/analysis tools: DG Hernandez, M Sharma, U-M Sheerin, J Simón-Sánchez, C Schulte, S Lesage, S Sveinbjörnsdóttir, P Amouyel, S Arepalli, G Band, RA Barker, C Bellinguez, Y Ben-Shlomo, HW Berendse, D Berg, K Brockmann, RMA de Bie, A Brice, A Biffi, B Bloem, Z Bochdanovits, M Bonin, K Bhatia, J Brooks, DJ Burn, G Charlesworth, H Chen, PF Chinnery, S Chong, CE Clarke, A Dürr, A Dillman, DT Dexter, F Tison, F Durif, KD van Dijk, M Saad, MR Cookson, JM Cooper, JC Corvol, C Counsell, P Damier, J-F Dartigues, P Deloukas, G Deuschl, S Edkins, JR Evans, T Foltynie, C Freeman, J Gao, M Gardner, JR Gibbs, R Guerreiro, A Goate, E Gray, O Gústafsson, C Harris, G Hellenthal, JJ van Hilten, A Hofman, A Hollenbeck, J Holten, J Huttenlocher, M Hu, X Huang, H Huber, G Hudson, SE Hunt, T Illig, PV Jónsson, C Langford, A Lees, P Lichtner, P Limimousin, G Lopez, D Lorenz, A McNeill, C Moorby, H Morris, KE Morrison, E Mudhanohwo, SS O′Sullivan, J Pearson, R Pearson, JS Perlmutter, H Pétursson, M Pirinen, P Pollak, B Post, S Potter, B Ravina, T Revesz, O Riess, F Rivadeneira, P Rizzu, M Ryten, S Sawcer, A Schapira, H Scheffer, K Shaw, I Shoulson, E Sidransky, R de Silva, C Smith, CCA Spencer, H Stefánsson, S Steinberg, JD Stockton, A Strange, Z Su, K Talbot, CM Tanner, A Tashakkori-Ghanbaria, D Tison, BJ Traynor, AG Uitterlinden, J Vandrovcova, D Velseboer, M Vidailhet, D Vukcevic, R Walker, B van de Warrenburg, ME Weale, M Wickremaratchi, N Williams, CH Williams-Gray, S Winder-Rhodes, K Stefánsson, M Moore, P Donnelly, AB Singleton, J Hardy, P Heutink, T Gasser, NW Wood. Wrote the manuscript: V Plagnol, MA Nalls, AB Singleton, NW Wood.