He is the son of Demetrio Sodi Pallares, a cardiologist, professor and prominent researcher in the field of electrocardiography, and Soledad de la Tijera Alarcón.
In 2005 he resigned from the PRD and was nominated by the National Action Party as its candidate for head of government in the 2006 Federal District local elections, being defeated by Marcelo Ebrard.
The book was co-authored by renowned urban researchers such as: Emilio Pradilla Cobos, Lisett Márquez López, Elias Fonseca Chicho and Alejandro Castro.
In 2009, Sodi won the elections for head of Miguel Hidalgo borough in Mexico City, over his opponents Ana Guevara (PRD), and Martín Olavarrieta (PRI) with 39.33% of the vote.
He chairs the organization Metrópoli 2025, a civil association that currently brings together more than 200 scholars, researchers, businesspeople and politicians worried about the future of the Valley of Mexico.