Bicycle traveler-adventurer Willie Weir said he’s learned by pedaling across the globe that his preferred form of transportation is more than a choice of lifestyle. It’s also about class differences, the environment, land use, safe routes and staying healthy. The Seattle author will speak in Spokane Wednesday in an appearance sponsored by the Bicycle Alliance of Washington, which is trying to raise money so it can open an office here – part of the organization’s effort to promote what it calls “balanced transportation” across the state.