“…Learner-centered, constructivist education (such as a "flipped classroom") has been shown to be superior to a traditional lecture format, 1 with a Cohen's d of 2 in one study. 2 While traditional lecture formats are necessary and useful, the logistical realities of staffing anesthesia patient care at academic medical centers often preclude the protected availability of all residents, CRNAs, fellows, SRNAs, and attending anesthesiologists at a without a syringe attached. 1,2 In our practice, we prefer using the needle with a 2-mL syringe attached to gently aspirate the blood to verify intravascular placement because the low venous pressure in neonates may prevent the spontaneous return of blood.…”