Eisa holds a PhD in law from the University of Sorbonne in France.
[2][3] Following the ouster of former President Hosni Mobarak, he became one of the founders of the Egyptian Initiative for Prevention of Corruption in 2011.
[4] During the same period he was the attorney of Asmaa Mahfouz, an Egyptian activist who had organized the 18-day uprising, forcing the ouster of President Mobarak in February 2011.
[5] He cofounded the Constitution Party with Mohamed El Baradei in April 2012.
[11] During the Mohammad Morsi era, he was among the major opposition figures and he advocated for the state to play a determining role in leading the economy, criticizing neo-liberal policies of the Qandil government.