The Pittsburgh Diffraction Society 

Elections

The following are the candidates for the 2026 PDS election. 

PDS 2025 Presidential Candidates:

Daniel Olds, Brookhaven National Laboratory

PDS 2026 Presidential Candidates:

Crissy L. Tarver, SLAC National Accelerator Laboratory

PDS Treasurer:

Matthias Zeller, Purdue University

PDS Secretary:

Andrey A. Yakovenko, Argonne National Laboratory

The PDS Board of Directors is elected by the PDS membership and the election results are determined by a plurality of votes as declared by the PDS secretary.

Ballots for the annual election are cast online. Instructions for voting online are communicated to the PDS membership via email by the PDS secretary. If you are a current member and you are not sure that the PDS has your email address, please send an email to the PDS secretary.