Zachary R. Calo — Hamad bin Khalifa University (Doha, Qatar)da huquq professori va asos soluvchi professor bo‘lib, 2015 yildan fakultet a’zosi sifatida faoliyat yuritadi. U shuningdek, University of Notre Dame Australia’da qo‘shimcha (Adjunct) huquq professori, The Open University (Buyuk Britaniya)da mehmon professori, Markaziy Osiyo bo‘yicha tadqiqotchi va Tashkent State University of Law (O‘zbekiston)da mehmon professori, Northwestern University (Qatar)da qo‘shimcha professori va Qatar Olympic Academyda lektor sifatida faoliyat yuritadi.

U ikki kitobning muharriri va 80 ta maqola muallifi bo‘lib, xalqaro nizolarni hal qilish, sport huquqi va din va huquq sohalarida yetakchi mutaxassis hisoblanadi. Ilgari u Valparaiso University School of Law, Notre Dame Law School va DePaul College of Law (AQSh)da dars bergan. Shuningdek, u McNair International (London & Doha)da katta maslahatchi, Schelstraete Equine Law (Amsterdam & Doha)da sport huquqi bo‘yicha maslahatchi va Gulf Mediation’da hamkor va xalqaro mediator sifatida faoliyat yuritadi. Gulf Mediation – Yaqin Sharqda tijorat mediasi xizmatlarini taqdim etuvchi yetakchi butik kompaniya.

U Sport Resolutions UK va Qatar Sports Arbitration Tribunal xalqaro nizolarni hal qilish panellarining a’zosi, IBA Mediation Committee (Xalqaro Bar Assotsiatsiyasi Mediasiya Komiteti)ning ofitseri va International Mediation Institute Etika Komitetining kotibi hisoblanadi. Washington DC Bar a’zosi va CEDR akkreditatsiyalangan mediator bo‘lib, ilgari Buckley, LLP’da bank va tijorat huquqi bo‘yicha amaliyot olib borgan.

U University of Virginia School of Law’dan J.D., The Johns Hopkins University’dan B.A. va M.A., University of Pennsylvania’dan Ph.D., University of Virginia’dan M.A. va Pepperdine University School of Lawdagi Straus Institute’dan nizolarni hal qilish bo‘yicha LLM darajasiga ega.