On invitation Prof Artur Horbovvy, President Ukrainian U3As National Association Clepsydra, and Alina Khaletska, Vice-président Clepsydra, Prof François Vellas, AIUTA President with Georgi Stankow, Secretary General Bulgarian U3As National Association, participates on Friday 4th October, 2019 in Kiev to the International Scientific and Practical Seminar on « Information and Social Technologies Opportunities in The Development of Senior Tourism : International Stratregies at he National Level in Ukraine ». Prof François Vellas presents the international experience from AIUTA U3As Worldwide and Georgi Stankov spoke on Bulgarain experience. Porf Artur Horbovvy will participate with Ukrainian delegation to next WSTC 2020 to present the result of the seminar on Ukrainian best practices.