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Ron Hernandez
Detective at LASD (current union President-ALADS)
Ron Hernandez is a former president of the Association for Los Angeles Deputy Sheriffs (ALADS), which is one of two police unions for the Los Angeles County Sheriff's Department (LASD).3 He served as the longtime president of LASD's deputies union.1 While the LinkedIn profile you mentioned (ron-hernandez-8739ab50) appears to be for a different individual working in security services2, the Ron Hernandez associated with LASD and ALADS has been involved in significant departmental matters and controversies.
Hernandez played a role in supporting Alex Villanueva's candidacy for sheriff in 2018, with ALADS spending $1.32 million on Villanueva's election bid under Hernandez's leadership.3 However, Hernandez later expressed concerns about Villanueva's leadership and ambitions, particularly regarding the use of ALADS' funds for political campaigns.1
As ALADS president, Hernandez was involved in various controversies, including efforts to prevent the Sheriff's Department from disclosing information from deputies' personnel records and opposing reforms aimed at expediting administrative reviews of officer-involved shootings.3