Complex sentence: After finishing high school she went to "Universidad Iberoamericana" and graduated as a journalist, her thesis was about Ciudad Nezahualcoyotl, after that she studied a masters degree at London School of Economics and Political Science on political science and her thesis was about Althusser.
Split into simpler sentences: After finishing high school she went to "Universidad Iberoamericana" and graduated as a journalist and made a thesis about Ciudad Nezahualcoyotl. After that she studied a masters degree at London School of Economics and Political Science on political science and her thesis was about Althusser.