Patti Smith is working with screenwriter John Logan on an adaptation of her memoir Just Kids, but it’s a slow-going process, she tells EW. “That’s the kind of thing that has to be done at the right time, and treated very tenderly,†she says. In the meantime, she has her eye on a few actors who could play her and Robert Mapplethorpe. “I remember the very first time I saw Kristen Stewart and Rob Pattinson together, when they were younger, and I thought, Those two kids could have easily played us when they were first starting,†she says. “Kristen has a very special quality. She’s not conventionally beautiful, but very charismatic.†Smith also likes Mia Wasikowka and Saoirse Ronan, but alas, none of the starlets quite fit the bill. “Robert and I were very young,†Smith says. “We were 20. We were unknowns, and I think it should be unknowns in the film, and young.†Paging all young unknowns to Hollywood …