In terms of the theme "Cross," there are two possible authors that you could be referring to:
Christopher Cross is an American singer-songwriter who achieved his greatest commercial success in the early 1980s with his Grammy Award-winning album "Christopher Cross" and the hit singles "Sailing" and "Arthur's Theme (Best That You Can Do)". He has released 18 studio albums and continues to perform live.
Lastly, William Bradford Cross is an American author who has written numerous novels and short stories. His work is known for its exploration of themes such as love, loss, and redemption. He has been nominated for several literary awards, including the Pulitzer Prize.