Remarkable people

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Across
  1. 1. This person writes books.
  2. 5. This person writes lyrics and different pieces of music.
  3. 6. This person paints pictures.
  4. 7. This person invents things.
  5. 8. This person sometimes is a president.
Down
  1. 2. This person explores different places.
  2. 3. This person works in a laboratory.
  3. 4. This person plays musical instruments.
  4. 6. This person designs houses.