Essay writing tips: academic writing
You need to strike a balance between academic writing and pompous writing. You want to sound erudite, but not arrogant. The best way to learn how to achieve this balance is to read as many academic articles or chapters as you can by established and respected academics.
Equally, you don’t want to use long or complex words simply to show off or try to sound intelligent. The best plan is to stick to John H. Patterson’s advice: “Use small words, big ideas, and short sentences”.