Question: who introduced the concept of the 3 horizons for growth to the management world
[{'answer': 'McKinsey consultants', 'provenance': [{'wikipedia_id': '642328', 'title': 'McKinsey & Company', 'start_paragraph_id': 17, 'start_character': 224, 'end_paragraph_id': 17, 'end_character': 244, 'bleu_score': 1.0, 'section': 'Section::::History.:Recent history.\n'}]}, {'provenance': [{'wikipedia_id': '642328', 'title': 'McKinsey & Company', 'start_paragraph_id': 44, 'start_character': 0, 'end_paragraph_id': 44, 'end_character': 596, 'bleu_score': 0.837085770179499, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14177956753991377387}, 'section': 'Section::::Research and publishing.\n'}]}]