Penguin

The provided articles do not mention any organization or entity named "Penguin." Therefore, it's impossible to provide a summary about it based on the given information. The articles discuss two separate topics: the success of Jacqueline Harpmans' dystopian novel "Ich, die ich Männer nicht kannte" on TikTok, and the upcoming publication of a collection of writings by imprisoned Palestinian political leader Marwan Barghouti. The novel is being interpreted as a commentary on the Trump era, while Barghouti's book will compile his prison letters, interviews, and other materials from the past three decades. Barghouti is seen by many as a potential leader for Palestine.