The director of a prominent Palestinian organisation was denied boarding a flight and prevented from travelling by Israeli authorities on Sunday, days after a similar incident targeting another Palestinian civil society leader. Sahar Francis, the director of Palestinian NGO Addameer for Prisoner Support and Human Rights was travelling to Mexico to attend the World Social Forum, an annual meeting of civil society organizations worldwide. Addameer supports political prisoners detained in Israeli and Palestinian prisons. “Preventing the directors of leading Palestinian civil society organizations…