As the Internet of Things (IoT) continues its expansion into homes, businesses, government, and industries, the impact for computer science educators is amplified. In 2017, the ITiCSE IoT working group identified relevant content, tools for teaching, and four IoT course types. The resulting report provided an entry point for educators challenged with setting up a new IoT course, but did not consider the curricular content of a standalone specialization nor effective teaching approaches for this interdisciplinary field. In this report, the 2018 working group builds on its prior work through an updated review of literature and interviews with IoT instructors. The report addresses two research questions. First, what should a curriculum intended to produce IoT specialists include? We propose here a transdisciplinary curriculum that integrates threads from several.