He has also identified three genes that are associated with voter turnout and partisan attachment, specifically those regulating the serotonin and dopamine systems in the brain via the production of monoamine oxidase, 5HTT, and DRD2.
Additionally, he has discovered three genes connected with voting behavior and partisan allegiance, specifically those governing the neurotransmitter systems in the brain via the creation of monoamine oxidase, 5HTT, and DRD2.