Complex sentence: There are reviews by famous authors, such as Michael Morpurgo, Judy Blume, Lois Lowry, Jamila Gavin, Philip Pullman and 25 others, too, which are different in style from the other reviews by contributors.
Split into simpler sentences: There are reviews by famous authors, such as Michael Morpurgo, Judy Blume, Lois Lowry, Jamila Gavin, Philip Pullman and 25 others. Some of these are a bit different in style from the other reviews by contributors.