Peacenik into drug-taking and hippiedom (6)

I believe the answer is:

gandhi

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'peacenik' is the definition.
The answer and definition can be both people as well as being singular nouns.
Maybe they are linked in a way I don't understand?

'into drug-taking and hippiedom' is the wordplay.
'into' indicates the answer is hidden within the clue.
'GANDHI' can be found hidden inside 'drug taking and hippiedom'.

Can you help me to learn more?

(Other definitions for gandhi that I've seen before include "Mahatma ....., great Indian leader" , "Indian leader, Indira, assassinated 1984" , "hunger-striker" , "Pacifist Indian leader" , "civil rights leader" .)

I've seen this clue in The Independent.

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