Our weekday morning column, 5 Things You Need to Know, provides you with information that can help you plan your day and give you some fodder for water cooler conversations.

1. Those pickets lines at Marlborough High School some readers noticed are apparently aimed at the construction firm completing the green building work there. Acting Superintendent Maureen Greulich told Patch the picketers are "unrelated to school issues in the District." 

2. The latest edition of the Marlborough Public Library's newsletter is out, with full details on how you can get in on the reading programs for children, teens and adults -- all offering great prizes, including Kindles and a slew of gift cards.  

3. It might sound like a summer blockbuster movie, but the MORPHINATOR is the acronym for the latest defense technology being developed by Raytheon, which has operations in Marlborough. Short for Morphing Network Assets to Restrict Adversarial Reconnaissance, the technology is designed to disrupt cyber attacks. Raytheon announced it had received a $3.1 million contract to work on the program.

4. A hoarders' support group meets at 3 p.m. at 31 Main St. 

5. Monday was the last chance for interested candidates to throw their hats into the ring to be selected as interim superintendent. A two-person screening committee will review candidates and the full committee is expected to vote a selection as soon as Thursday.