Simplify the following text for a Grade 10 native English-speaking person.
Original: It was active from about 1844 to 1849 and counted the literary and intellectual elite of Paris among its members , including Dr. Jacques-Joseph Moreau , ThÃ ophile Gautier , Charles Baudelaire , GÃ rard de Nerval , EugÃ ne Delacroix and Alexandre Dumas , pÃ re .
Simplified: Some of the most important literary and intellectual people in Paris were members . They including Dr. Jacques-Joseph Moreau , ThÃ ophile Gautier , Charles Baudelaire , Victor Hugo , HonorÃ de Balzac GÃ rard de Nerval , EugÃ ne Delacroix and Alexandre Dumas , pÃ re .