@Johann
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Johann Callaghan is an International Bestselling Author, Global Speaker, Sleep Expert, Award-Winning Entrepreneur, and Founder of the S.L.E.E.P. Success System™, helping leaders turn sleep into their greatest asset for energy, focus, and high performance. Featured on global TV, radio, and numerous podcasts, she is a CMA member, PSA Ireland professional, and active member of the 262 Women’s Project, with appearances at the Emmy’s and Oscars in Los Angeles, USA.