- 2000
Honorary MemberAmerican Neurological Association
- 1992
OrganizerSymposium on Congenital Myasthenic Syndromes, International Conference on Myasthenia Gravis
- 1990
OrganizerWorkshop on Myasthenic Syndromes
- 1981 - present
MemberMedical Advisory Board, Myasthenia Gravis Foundation of America
- 1977 - 1981
MemberNeurological Disorders Program Project Review B Committee, National Institutes of Health
-
Honorary MemberEuropean Neurological Society
-
Corresponding MemberSpanish Neurological Association
-
Honorary MemberGerman Neurological Association
-
MemberAmerican Academy of Neurology
-
MemberAmerican Association of Neuropathologists
-
MemberAmerican Society for Cell Biology
-
MemberAmerican Association for the Advancement of Science
-
MemberSociety for Neuroscience