I'm in the field of theoretical high-energy physics,
which to me means particle physics, string theory and parts of mathematical physics.
I am also learning more about cosmology and astrophysics.

• some introductions for non-specialists

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• A list of unsolved physics problems from Wikipedia (as usual, use caution)

• 25 phenomenology questions

• Steve's collection of big unsolved questions in M-theory

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• my physics publications (and a few more here)

• my CV in PDF format.