POWER OF ATTORNEY



Know all by these presents, that the undersigned hereby

constitutes and appoints each of Diane J. Basile, Michael J.

Muscatello and Elspeth Grant Pruett signing singly, the

undersigned's true and lawful attorney-in-fact to:



(1) execute for and on behalf of the undersigned, in the

undersigned's capacity as an officer and/or director

of American Science and Engineering, Inc. (the

"Company"), Forms 3, 4 and 5 in accordance with

Section 16(a) of the Securities Exchange Act of 1934

and the rules promulgated thereunder;



(2) do and perform any and all acts for and on behalf of

the undersigned which may be necessary or desirable to

complete and execute any such Form 3, 4 or 5 and

timely file such form with the United States

Securities and Exchange Commission and any stock

exchange or similar authority; and



(3) take any other action of any type whatsoever in

connection with the foregoing which, in the opinion of

such attorney-in-fact, may be of benefit to, in the

best interest of, or legally required by, the

undersigned, it being understood that the documents

executed by such attorney-in-fact on behalf of the

undersigned pursuant to this Power of Attorney shall

be in such form and shall contain such terms and

conditions as such attorney-in-fact may approve such

attorney-in-fact's discretion.



The undersigned hereby grants to each such attorney-in-fact full

power and authority to do and perform any and every act and

thing whatsoever requisite, necessary, or proper to be done in

the exercise of any of the rights and powers herein granted, as

fully to all intents and purposes as the undersigned might or

could do if personally present, with full power of substitution

or revocation, substitutes, shall lawfully do or cause to be

done by virtue of this power of attorney and the rights and

powers herein granted.  The undersigned acknowledges that the

foregoing attorneys-in-fact, in serving in such capacity at the

request of the undersigned, are not assuming, nor is the Company

assuming, any of the undersigned's responsibilities to comply

with Section 16 of the Securities Exchange Act of 1934.



This Power of Attorney shall remain in full force and effect

until the undersigned is no longer required to file Forms 3, 4

and 5 with respect to the undersigned's holdings of and

transactions in securities issued by the Company, unless earlier

revoked by the undersigned in a signed writing delivered to the

foregoing attorneys-in-fact.



IN WITNESS WHEREOF, the undersigned has caused this Power of

Attorney to be executed as of this 27th day of April, 2016.







      /s/Charles P. Dougherty

        Charles P. Dougherty