diff --git a/writeup/wfd_authors.csv b/writeup/wfd_authors.csv
index a89b54d..b7718f1 100644
--- a/writeup/wfd_authors.csv
+++ b/writeup/wfd_authors.csv
@@ -47,6 +47,7 @@ Hlozek,Renee,Ren\'ee~Hlo\v{z}ek,Contributor,"Department of Astronomy \& Astrophy
 Hlozek,Renee,Ren\'ee~Hlo\v{z}ek,Contributor,"Dunlap Institute for Astronomy \& Astrophysics, University of Toroto","Contributed to SN science case, computed Figure of Merit for the DDF and the WFD, and peculiar velocity science case for the WFD, contributed to overall observing strategy",hlozek@dunlap.utoronto.ca
 Eifler,Tim,Tim Eifler,Contributor,University of Arizona,"Covariances, static probe forecasts",timeifler@email.arizona.edu
 Rothchild,Daniel,Daniel Rothchild,Contributor ,"University of California, Berkeley ",Wrote ALTSched, commented on WFD draft
+Aldering,Greg,Greg~Aldering,Contributor,"Lawrence Berkeley National Laboratory, Physics Division, One Cyclotron Rd., Berkeley, CA 94720, USA","Examined impact on peculiar velocities",galdering@lbl.gov
 Allam,Tarek,Tarek~Allam Jr,Contributor,"Mullard Space Science Laboratory, Department of Space and Climate Physics, University College London, Holmbury Hill Rd, Dorking RH5 6NT, UK",Photometric classification of Type Ia SN metric,tarek.allam.10@ucl.ac.uk
 Biswas,Rahul,Rahul~Biswas,Contributor,"The Oskar Klein Centre for CosmoParticle Physics, Department of Physics, Stockholm University, AlbaNova, Stockholm SE-10691","Contributed to connecting SN simulations to OpSim for FoM and some classification, co-led investigations for SN peculiar velocity, SN saturation, contributed to GW calculation, overlap calculations, planning discussions and review",rbiswas4@gmail.com
 Blazek,Jonathan,Jonathan~Blazek,Reviewer,"SNSF Ambizione, Laboratory of Astrophysics, \'{E}cole Polytechnique F\'{e}d\'{e}rale de Lausanne (EPFL)","Review and editing of paper, discussion of content",