Shami Chakrabarti, director of Liberty, said:
"Doreen Lawrence is a role model and a friend - heartfelt congratulations to her on her richly-deserved appointment to the House of Lords.
"Who can imagine transforming the grief of losing a child into a campaign to reform policing and the wider values of an entire nation? Her calm courage should be an inspiration to everyone."
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Tsvetomir Georgiev, 25, targeted women travelling late at night on the London Underground.