How different are men and women's brains? Does altruism really exist? Are our minds blank slates at birth? And do dreams reveal our unconscious desires? If you have you ever grappled with these concepts, or tried your hand as an amateur psychologist, "50 Psychology Ideas You Really Need to Know" could be just the book for you. Not only providing the answers to these questions and many more, this series of engaging and accessible essays explores each of the central concepts, as well as the arguments of key thinkers. Author Adrian Furnham offers expert and concise introductions to emotional behaviour, cognition, mental conditions - from stress to schizophrenia - rationality and personality development, amongst many others. This is a fascinating introduction to psychology for anyone interested in understanding the human mind.