In which we ask Ken Seiler, PJM’s vice president of system planning, to unbox transmission-planning issues and how PJM is preparing for a grid of the future that’s dominated by intermittent-renewable resources. Generator interconnection is front and center, but we also get into the New Jersey BPU’s SAA and offshore wind, FERC’s transmission-focused ANOPR, cost allocation, system reliability, fly-tying, various books: A River Runs Through It by Norman MacLean, Power Hungry by Robert Bryce and Shorting the Grid: The Hidden Fragility of Our Electric Grid by Meredith Angwin, Penn State, THON and Glen’s recent visit to NARUC.