Oh, my, yes. He's active in the San Francisco Cactus & Succulent Society, travels the world with fellow enthusiasts to observe plants in habitat, lectures widely to C&SS groups, and interacts with visitors at the Ruth Bancroft Garden in Walnut Creek, CA, where he has served as curator for decades. Do you want to share your garden? If you are a planner you might draw a sketch to show what your garden will look like. It starts with white spots on your leaves, but those spots could look yellow depending on the lighting and surroundings.