Complex sentence: In the early 1980s New Zealand teacher Olive Meares described the visual distortions some individuals reported when reading from white paper, while American therapist professor Helen Irlen wrote a paper about the use of coloured overlays aiding the reading abilities of some people.
Split into simpler sentences: In the early 1980s New Zealand teacher Olive Meares described the visual distortions some individuals reported when reading from white paper. At the same time, American therapist professor Helen Irlen wrote a paper about the use of colored overlays aiding the reading abilities of some people.