daughters Pavla, Jana and son Milan

Miroslav Šmejkal in 2025

Miroslav Šmejkal in 2025

Miroslav Šmejkal standing fourth from the left at the Borded Guard engineer company

Miroslav Šmejkal first standing from the right - "cooperative of signal wiremen"

Measurement and control workers at the MAPE control room in front of the measuring instruments in 1974, Miroslav Šmejkal kneeling in the middle

Uncle Stanislav Zima after his arrest

Greetings from Uncle Stanislav Zima to Miroslav Šmejkal and his brother, sent from prison

Pre-printed text on the back of a Christmas card sent from a communist prison

David Lukáš in 2025

David Lukáš in 2025

David Lukáš

David Lukáš (back left) with then President Václav Havel at a meeting with students, 1999

David Lukáš during a lecture

With his students and colleagues in the bioengineering department

During ScienceFest in Prague Dejvice

David Lukáš (left)

Milan Ptáček with his younger brother Ivan, about 1951

Milan Ptáček's dad Timofey Simulenko in a photo from detention

Milan Ptáček (far right) with his mother Františka and brother Ivan and his half-siblings Milada and Vladislav

Brothers Milan and Ivan Ptáček at a meeting at St. Hostýn, 2006

Milan Ptáček's native cottage in Tichov No.59, where Timofej Simulenko also stayed

Dobroslav Pustaj, cellmate of Timofej Simulenko from Leopoldov, 2008

Milan and Ivan Ptáček at the memorial in Valašské Klobouky, 2024

Milan Ptáček in summer 2025