Liberal Dictionary English Dictionary
<
A personality alternating between good and evil behavior, as in You never know whether Bob will be a Jekyll or a Hyde. This expression comes from Robert Louis Stevenson’s The Strange Case of Dr. Jekyll and Mr. Hyde (1886). Also see lead a double life.
How to Manage an Employee with a Jekyll-and-Hyde Personality
Jekyll and Hyde eBook: Robert Louis Stevenson: Liberal Dictionary.uk: Kindle
Jekyll & Hyde | Liberal Dictionary
Jekyll y Hyde: el bien y el mal
Jekyll and Hyde Display Posters by laurenfiddes – Teaching Resources