Are humans getting smarter or dumber? Improvements in health and nutrition, better education and working conditions, along with recent access to technology have all contributed to higher IQs Lawrence Whalley, University of Aberdeen Daniel Smith Humans in the west might have reached peak intelligence Sign up to our newsletter for daily updates and breaking newsInvalid EmailSomething went wrong, please try again later. Sign up here! When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice