7. States Parties shall establish special counselling services, legal and police units to provide dedicated and sensitive services to survivors of gender based violence. ARTICLE 21 SOCIAL,ECONOMIC,CULTURAL AND POLITICAL PRACTICES 1. States Parties shall take measures including legislation, where appropriate, to discourage traditional norms, including social, economic, cultural and political practices which legitimise and exacerbate the persistence and tolerance of gender based violence with a view to eliminate them. 2. States Parties shall, in all sectors of society, introduce and support gender sensitisation and public awareness programmes aimed at changing behaviour and eradicating gender based violence. ARTICLE 22 SEXUAL HARASSMENT 1. States Parties shall, by 2015, enact legislative provisions, and adopt and implement policies, strategies and programmes which define and prohibit sexual harassment in all spheres, and provide deterrent sanctions for perpetrators of sexual harassment. 2. States Parties shall ensure equal representation of women and men in adjudicating bodies hearing sexual harassment cases. ARTICLE 23 SUPPORT SERVICES 1. States Parties shall provide accessible information on services available to survivors of gender based violence. 2. States Parties shall ensure accessible, effective and responsive police, prosecutorial, health, social welfare and other services to redress cases of gender based violence. 3. States Parties shall provide accessible, affordable and specialised legal services, including legal aid, to survivors of gender based violence. 4. States Parties shall provide specialised facilities, including support mechaniss for survivors of gender based violence. 5. States Parties shall provide effective rehabilitation and re-integration programmes for perpetrators of gender based violence.