Essay on how, introduction:
For example, "Although Eli Whitney's cotton gin ushered in a new era of American prosperity, it also widened the gap in suffering for African-American slaves, who would soon be more in demand, and more exploited, than ever.
The principle purpose of the introduction is to present your position this is also known as the "thesis" or "argument" on the issue at hand but effective introductory paragraphs are so much more than that. Here, by way of example, is an introductory paragraph to an essay in response to the following question: Think about your life. The first sentence of this paragraph should include the "reverse hook" which ties in with the transitional hook at the end of the introductory paragraph.