Bekemeier, BettyGrembowski, DavidYang, YoungranHerting, Jerald R: The discipline of an LHD's lead executive as a clinician appears to have a significant relationship with the impact of LHD practice on reducing black-white mortality disparities. This study suggests that the discipline of an LHD's leadership may be an important factor to consider in relation to local public health capacity to impact health disparities. Further research related to the mechanisms at play in these relationships is warranted.DisparitiesPublic HealthstudiesLeadership matters: local health department clinician leaders and their relationship to decreasing health disparities.Article