new paper in PNAS co-authored by Jonathan and William is featured in a Duke University Nicholas School of the Environment news story titled “For Larger, Older Trees, It’s All Downhill from Here – As trees age and grow, it seems logical to assume their seed production will continue to grow, too, but a Duke-led study of 597 species worldwide nips that assumption in the bud.”

Photo: The Big Hickory (Carya glabra [Juglandaceae]), the largest-diameter tree in the first census of the Tyson Forest Dynamics Plot, October 2011. Left to right: Brett Decker (technician), Dev Harrington (high school research fellow) (Photo credit: Jonathan A. Myers).