Psychology It’s Friday The 13th – Get Over It September 13, 2019September 12, 2019 johndabell 0 Comments fear, Friggatriskaidekaphobia., paraskevidekatriaphobia, superstition, triskidekaphobia As a mathematician I am fascinated by numbers and the power we imbue them with. Share this:TwitterFacebookLinkedInPrintEmailLike this:Like Loading... Read more