From October 2018 till June 2020 he worked in various distance-learning programs of the Law School of the University of Nicosia. He was the Coordinator and the teaching staff of the distance-learning master-degree program «MLAW511DL Public Procurement Law» for two academic semesters. Besides, he taught the Subject DOE3/53 «Law on Public Procurement, Energy and Environment» (in 2017-2018 the Subject «DOE1/51 Public Economic Law») in the joint master-degree program of the Hellenic Open University and of the University of Nicosia.
From June 2017 and on, he has been teaching staff of the Summer Courses of the Social Sciences Department of the University of Castilla – La Mancha, teaching Public Procurement Law in Spanish.
Besides, he has worked as a tutor and Course Coordinator of the master-degree Subject ‘’PPA523 Law of Culture and Intellectual Property’’ in the Open University of Cyprus. He has been a tutor of the Hellenic Open University from 2002 and on, having taught inter alia the Subject ‘’Tourism Law’’. He has also worked as a Professor in the Athens School of Tourist Guides.
In January 2020 he taught the Seminar ‘’Application of artificial intelligence and of robots in Public Administration and Justice’’ at the University of Thessaly. He has been a collaborator of the Themistoklis and Dimitris Tsatsos Foundation ‘’European Centre of Constitutional Law’’, by publishing papers in the Observatory ‘’syntagmawatch’’ and by teaching seminars, such as the webinar «Special Issues of Fashion Law».
He has taught in more than 30 tertiary-education Schools of Greece, Cyprus, France (ERASMUS), Bulgaria, Spain and Albania (ERASMUS+). During two academic semesters, from February till September 2020, he taught the distance-learning English-language open, academic course «Public Law of Zambia». He is an Assistant Professor in Law at the Merchant Navy Academy of Macedonia, in Greece.
He is a researcher of Public Law, mainly of Constitutional Law, of the States of Africa and has composed papers in English and in French on the constitutionalism of Africa. He is one of the most important experts in Public Law of the Republic of Zambia, being endowed with many publications in English. He has been the Institutional Representative of the University of West Attica on Zambia in the program «Erasmus+ – International Mobility», by achieving the ongoing conclusion of a bilateral agreement between the University of West Attica and the University of Zambia Mulungushi.
He is an Associate Researcher in the research center ‘’Maritime and Oceanic Law Center” of the Law Department of Nantes, with many publications in the journals of the Center. He has published more than 300 articles and other studies in Greek, English, French, German, Italian and Spanish. In total, he is endowed with 22 individual books and the collective monograph «The Right to Tourist Information. Reversing the Role of the Guide’’. This book, written in Spanish, has been translated and is also available in 8 other languages (English, French, German, Italian, Dutch, Russian, Portuguese, Polish). In English, it is indexed as following: A. Maniatis, E.E. Cortès-Ramírez, The Right to Tourist Information. Reversing the Role of the Guide, Our Knowledge Publishing, 2020, ISBN: 9786202932677. It is about an introduction to tourism and hospitality (tourism theory) and also an analysis of tourism law. It is about the unique monograph worldwide, on the law and the practice on tourist guides and particularly on the world trend of free tours. This study has received very good reviews, as it is the case of the book review of Prof. F. Javier Melgosa Arcos in the Journal entitled ‘’Revista General de Derecho del Turismo’’.
In a similar way, his monograph ‘’The Right to Water. A Public Law Study’’, was published by the Editorial Académica Española in 2018. Since January 2021 it has been also available in the aforementioned 8 languages, as it is the case of the English-language version: A. Maniatis, The Right to Water and Public Procurement, Our Knowledge, 2021, ISBN: 9786203185645.