Waves of global crises have generated challenges in nearly every corner of human life. Catastrophic climate change, an ever-morphing global pandemic, widening democratic decline, rising economic inequality, increasing violence, geopolitical rivalry, and war join deeply entrenched systemic racism and sexism to create a toxic cocktail. How can “experts” productively engage at this moment? Practitioners often seek out guidance from experts during upheavals like ours, but policy-engaged scholars face dilemmas that complicate their response. To begin, crises are often the product of complex,...