Book excerpt: This year’s Conference is organized by the Greek Foundation for Research in the Quantitative, Social and Economic Subjects, which is a non-profit Company with Articles of Association registered in the Chamber of non-profit organizations. This Conference is a continuation of the four International Conferences which were organized by myself during the years 2003, 2009, 2013, and 2015, under the auspices of the Technological Educational Institute of Athens, as well as the 1st, 2nd, 3rd, 4th, and 5th International Conference on Quantitative, Social, Biomedical and Economic Issues, during the years 2017, 2018, 2019, 2020, and 2021 in Athens, Greece. The International Conferences of the years 2017-2021 were organized under the Auspices of the Greek Foundation for Research in the Quantitative, Social and Economic Subjects which is based in Athens, Greece and has links with an International group of Academics. This Conference is focusing on the following subject: COVID-19 PANDEMIC AND SUSTAINABLE DEVELOPMENT, ΙΝΝΟVΑΤΙΟΝ, AND GLOBALISATION: CHALLENGES AND OPPORTUNITIES