Official UPSC Format

X', born in the UK, was conferred the Nobel Prize in 2025. He was a professor in an American university when this prize was announced. Identify 'X' :

⚡ Quick Recall Snippet

The 2025 Nobel Prize in Physics recognized advancements in quantum mechanics. One of the joint winners was John Clarke. Born in the United Kingdom, he was serving as a professor at the University of California, Berkeley—an American institution—at the time the prestigious award was announced.

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Detailed Solution & Authority Citations

Correct Answer is Option C
Let us apply the biographical filters provided in the prompt to the 2025 Nobel Foundation laureates:
  • Filter 1: Conferred the Nobel Prize in 2025. (All four options won a Nobel Prize in 2025 across different fields, so we must look deeper).

  • Filter 2: Born in the UK.

  • Michel H. Devoret was born in France. (Eliminated).
    Joel Mokyr was born in the Netherlands. (Eliminated).
    This leaves Richard Robson (born in Yorkshire, England) and John Clarke (born in Cambridge, England).
  • Filter 3: Professor in an American university at the time of announcement.

  • Richard Robson won the Chemistry prize, but he is affiliated with the University of Melbourne, which is in Australia. (Eliminated).
    * John Clarke (Option C), who jointly won the Physics prize for macroscopic quantum tunneling, was serving as a Professor Emeritus at the University of California, Berkeley in the USA.
    Conclusion: John Clarke perfectly matches all three strict biographical criteria.

    🚨 The Examiner's Trap

    The examiner uses a 'biographical filter' format. Michel Devoret (Option A) won the same exact prize and works in America, but was born in France. Richard Robson (Option B) was born in the UK, but works in Australia. The candidate must know all three data points (Prize + Birthplace + University) to find the sole correct match.

    Active Recall Flashcard

    Tap to Flip

    Which scientist, born in the UK and teaching at UC Berkeley, was jointly awarded the 2025 Nobel Prize in Physics?

    John Clarke.

    Concept Flow Mapping

    John Clarke
    Won
    2025 Nobel Prize in Physics
    John Clarke
    Born In
    United Kingdom
    John Clarke
    Employed By
    University of California, Berkeley

    Logic Quest

    "Why does UPSC ask about the birth country vs university affiliation?"

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