Mary Higgins Clark
Mary Higgins Clark (born Mary Theresa Eleanor Higgins; December 24, 1927 – January 31, 2020) was an American author of suspense novels. Each of her 51 books was a bestseller in the United States and various European countries, and all of her novels remained in print as of 2015, with her debut suspense novel, Where Are the Children? , in its 75th printing.