"It is David Harvey’s contention that the production of space, especially the distribution and organization of the territory, constitutes a principal aspect of capitalist economies. His writings on this theme have contributed to the ongoing political debate on globalization and on the different spatial strategies associated to global processes."
Harvey also has a series of lectures on close readings of Karl Marx that you can view online for free.
Amy Goodman speaks with Eduardo Galeano about The Open Veins of Latin America. Check out the archive of Democracy Now! interviews with Eduardo Galeano here, including a public conversation with Arundhati Roy.
Aside from his political writing, Césaire was a prolific poet. You can read about his collected poetry at the Poetry Foundation.