It is a pleasure to present edition No. 15 of the Kóot Museology Magazine, it is estimated to provide readers with the different investigations through the following articles:

Catholic rituality in the face of death in the context of the Covid-19 pandemic, conservatism, anti-communism and police repression. John Lennon's statements from 1966 and their impact on Costa Rica, Althusser: ideology and ideological apparatuses of the State, Sports and History in Central America (1873-1924), Listening to the whistle of the four hundred hills (Sensuntepeque- 1) and its people, Book review Complexity and uncertainty in today's city: Towards a new conceptual model and Central American mothers: perspective of the fraternal relationships of their children reunited in the US.