Circling the world five times as part of her famed 30,000-mile circumnavigation voyages, the tall ship Picton Castle has often been called upon to deliver critically-needed goods, including medical supplies and thousands of pounds of donated books and educational materials, to remote island communities. For Captain Daniel Moreland, founder of the award-winning sail training program, these impromptu cargo missions are valuable teaching moments – an opportunity to learn how to safely load…