RaveLambda LiteraryReaders of Oliver Sacks have much to celebrate here. Already a fan of his work, I expected a random collection of well-written essays, with some pleasant insights. But the new book is a revelation: River gives us a wide-ranging collection of ten essays, many of which originally appeared in the New York Review of Books — but fresh here, thanks to the connections among them ... Sacks the aggregator manages to pull together Darwin’s observations... Oliver Sacks shed much light on the human experience, and continues to do so ... His fans, including this reviewer, will eagerly await more posthumous essay collections.