Having another person help you to proof-read is perhaps even more important than getting help with editing, for it is often very difficult to spot your own mistakes.
1 Note that the way something looks is not only about aesthetics but also conveys information. The conventions for headings, for instance, of placing them on a line on their own or putting them in italics, signal that they are not a badly constructed sentence but a quick, eye-catching announcement of the section placed immediately below them.
2 An example of what
Engineering, Robotics, and Artificial Life in Contemporary Art (New York: Springer–Wein, 2009).
Wilson, S., Art + Science Now: How Scientific Research and Technological Innovation Are Becoming Key to 21st-Century Aesthetics (London: Thames and Hudson, 2010).