Born on September 27

British astronomer and pioneer of radio astronomy. He developed the aperture synthesis technique that made it possible to map the sky with great precision, and was awarded the Nobel Prize in Physics in 1974.

Bud Powell was an American jazz pianist and composer, regarded as one of the greatest pianists of bebop. He transposed to the piano the harmonic and rhythmic language invented by Charlie Parker and Dizzy Gillespie, leaving a lasting influence on the piano playing of modern jazz.

Mata Amritanandamayi, nicknamed “Amma” (the Mother), is an Indian spiritual figure born in 1953 in Kerala. Known for the embraces (darshan) she has given to millions of people, she leads a vast humanitarian and spiritual movement.

Avril Lavigne is a Canadian singer and songwriter born in 1984 in Belleville, Ontario. She broke through in 2002 with her debut album 'Let Go', becoming an icon of alternative rock and pop-punk for an entire generation.