One uses description, explaining and informing about the education system in England and us, finally he uses this information to persuade or convince the audience of the validity or truth of the thesis Persuasion is the principal form of all purposes. It is the also the main purpose of all scientific papers and theses 2. Introduction body and conclusion The formal parts(sections )of academic essays or papers consists of Introduction, Body(development), and Conclusion The Introduction allows the writer to present the topic and precisely what the writer wants to say about the topic.2 One uses description, explaining and informing about the education system in England and US, Finally he uses this information to persuade or convince the audience of the validity or truth of the thesis. Persuasion is the “principal” form of all purposes. It is the also the main purpose of all scientific papers and theses. 2. Introduction, Body and Conclusion The formal parts (sections) of academic essays or papers consists of Introduction, Body (development), and Conclusion The Introduction allows the writer to present the topic and precisely what the writer wants to say about the topic