The Canadian Encyclopedia — neutral, cited, updated
July 26, 2026Sources cited
Canadianwire.
Canada’s encyclopedia & explainer
Home›Entertainment›Television›Bogdanoff
Entertainment • Television

Bogdanoff

Bogdanoff usually refers to Igor and Grichka Bogdanoff, French twin television presenters, producers, and essayists known for science-fiction and popular-science programmes.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

The Bogdanoff brothers, Igor and Grichka Bogdanoff, were French identical twin television presenters, producers, and essayists. They became widely known in French media for their science-fiction and popular-science programmes, and later attracted attention for the Bogdanov affair, a long-running controversy over their academic work.

Career

Igor and Grichka Bogdanoff built careers as television presenters, producers, and essayists in France. They were especially associated with programmes and books about science fiction, popular science, and cosmology.

Bogdanov affair

The Bogdanov affair was a controversy over the scientific quality of papers and related academic work associated with the brothers. Critics questioned whether the work made valid scientific contributions, and the dispute attracted broad attention in academic and media circles.

Public profile

Beyond television, the brothers became well known in French popular culture and were often discussed for their distinctive public image and media presence. Their work and controversy made them recurring figures in entertainment and science-related coverage.

Key facts

  • The Bogdanoff brothers were identical twins and worked together in French television and publishing.
  • They presented programmes focused on science fiction, popular science, and cosmology.
  • Their surname is also spelled Bogdanov in some sources.
  • They were the subject of the Bogdanov affair, a controversy about the scientific value of some of their academic work.
  • Both brothers died in late 2021 and early 2022 after being hospitalized with COVID-19.

Frequently asked questions

Who were the Bogdanoff brothers?
They were Igor and Grichka Bogdanoff, French identical twins who worked as television presenters, producers, and essayists.
What did the Bogdanoff brothers do on television?
They presented programmes related to science fiction, popular science, and cosmology in French media.
What was the Bogdanov affair?
It was a controversy over the scientific value of papers and academic work associated with the Bogdanoff brothers.
Is Bogdanoff the only spelling used?
No. Some sources also spell the surname Bogdanov.
When did the Bogdanoff brothers die?
Grichka Bogdanoff died on 28 December 2021 and Igor Bogdanoff died on 3 January 2022.

References

  1. Wikipedia — https://en.wikipedia.org/wiki/Igor_and_Grichka_Bogdanoff
    Supports: Identities, occupations, dates of birth and death, and general career description.
  2. Wikipédia — https://fr.wikipedia.org/wiki/Affaire_Bogdanoff
    Supports: Description of the Bogdanov affair as a scientific controversy involving the brothers' academic work.
  3. Wikipedia — https://de.wikipedia.org/wiki/Bogdanoff-Br%C3%BCder
    Supports: French television work, later programme history, and the alternative spelling Bogdanov.