On May 23, 2025, in a solemn, warm and affectionate atmosphere, the University of Social Sciences and Humanities, Vietnam National University, Hanoi was honored and proud to organize a ceremony to celebrate the 90th birthday and "Honorary Lecture", launching the new publication "The Teacher and the Books" of Professor, People's Teacher Ha Minh Duc - one of the giants of Vietnamese social sciences and humanities, an exemplary teacher, a dedicated teacher and a great scholar with profound influence on the academic and cultural life of the country.