Parliamentary committee urges MI5, MI6 and GCHQ to advertise on women’s sites to roll back the ‘alpha male’ culture in the servicesBritish intelligence agencies should use sites such as Mumsnet to advertise for new recruits, the parliamentary intelligence and security committee has recommended.The committee’s report, published after an investigation into gender diversity in the domestic intelligence agency MI5, the overseas service MI6 and the surveillance organisation GCHQ, found that only 37% of 12,000 employees are women compared with 53% in the civil service.