"Golden Teacher" most commonly refers to a popular and beginner-friendly strain of the psychedelic mushroom species Psilocybe cubensis. It is widely recognized in mycology, clinical research, and popular culture for its distinct appearance and reliable effects. 
1. Mycological Characteristics
Appearance: Distinguished by large, golden-brown caps with yellow speckles and thick, robust stems.
Ease of Cultivation: It is highly resilient and adaptable to various environments, making it a favorite for home cultivation and microscopy research.
Microscopy: It produces consistent, dark purplish-brown spores, often used as a "gold standard" for teaching fungal identification. 
2. Effects and Potency
Potency: Generally described as having moderate or "average" potency, making it less overwhelming than more intense strains like Penis Envy.
Experience: Users often report profound spiritual insights, emotional clarity, and a sense of connectedness. Its name stems from its reputation for providing "teaching moments" or life-changing epiphanies.
Duration: A typical experience lasts between 2 to 6 hours, with effects appearing roughly 30 minutes after ingestion.