P. Devadas

Article summary

Professor P. Devadas (c. 1923 – 18 December 2015) was an amateur astronomer from India. A fellow of the Royal Astronomical Society and a member of the British Astronomical Association, the Astronomical Society of India, the Planetary Society and the Optical Society of India, Devadas headed the Tamil Nadu Astronomy Association. He taught observational and practical astronomy and astrophysics to school and college students visiting the Tamil Nadu Science and Technology Centre, where he was called upon to give lectures. A recipient of the Tamil Nadu State Award for popularising science, Devadas manufactured astronomical telescopes and established an engineering firm in Chennai for the production of telescopes in India. The instruments are being supplied to research institutions, university departments, colleges, schools and amateurs. Devadas died aged 92 at his home in Guindy on 18 December 2015.

Key claims

1. date of death: 2015-12-18 — source: Wikipedia · confidence 0.95

Discussion questions

1. Summarise the article in your own words. Which single claim would you verify first, and why?
2. The record states that the date of death is "2015-12-18". What evidence would count against this claim?
3. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
4. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

Bibliography

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