Glenn Cossar was born in Sydney, Australia. During a corporate career, he held successful roles in middle management working for NSW State Government agencies and later consulting ...ver maisGlenn Cossar was born in Sydney, Australia. During a corporate career, he held successful roles in middle management working for NSW State Government agencies and later consulting for private-sector businesses, chiefly in people management. He currently works as a consultant who is focused on business and life planning and helping individuals develop strategies for personal development and career growth.ver menos