The Time Stone, by Jeffrey Estrella, has recently been featured by a news website, Ein News. The article discusses the book’s central theme and the characters. You can read the article here. The Time Stone is a Sci-Fi thriller wherein four unlikely heroes travel through time using an alien device. They discover an ancient mystery that could prevent a future disaster. They must save the future and learn from the past. You can get the book here. Jeffrey Estrella is a lawyer and writer from Brooklyn, New York. He lives there with his wife.