Specialist Sustainable Cities, Faculty of Management, PUCP. Mariana Alegre is General Coordinator of the citizen observatory Lima Como Vamos that seeks to improve the quality of life of the people of Lima and promote the strategy Occupy Your Street that seeks to recover and generate more Public spaces. Master’s Degree in City Design and Social Sciences from the London School of Economics and Political Science (LSE) and Chevening Scholar. He studied Law and a Master’s Degree in Human Rights for the PUCP. Mariana researches on different urban phenomena, in particular, on sustainable urban mobility, public spaces and urban renewal with social inclusion. She is the Coordinator of the Social Management Unit of the Faculty of Management and Senior Management. Columnist of Peru 21.