his research is also discussed in chapter 4 ("communication of emotions") of the following book. people affected should alert other family members as they may also have the condition or carry the gene. the album was released in two versions, one in a regular jewel case and the second in a card sleeve. when asked about whether he felt that he should not have written the piece, he replied, "the consequences i suffer are nothing compared to what many people go through. music: "sounds that are sung by voices or played on musical instruments." matthews was later dropped from the tour. 