Special Notice DEPT OF DEFENSE (DARPA) is requesting information for potential performers in the areas of advanced active and passive sensing, battlefield effects, command, control, and communications, system of autonomous systems, and empowered human decision making. The Defense Advanced Research Projects Agency (DARPA) Strategic Technology Office (STO) aims to develop technology to provide national security leaders with trusted, disruptive capabilities to win in all physical domains and across the spectrum of competition. This includes leveraging advancements in technologies such as advanced microelectronics, increased computing capacity, and applied machine learning/artificial intelligence. The goal is to develop and deliver solutions at a speed and scale to be operationally relevant within a few years. The information gathered from this request for information (RFI) will be used to determine the companies and individuals that STO would invite for further discussions to inform future projects and programs.