BEST?

Check, Mate – A ‘Lewis Chessman’ chess piece could sell for more than $1 million at auction, after sitting in a drawer, unbeknownst to its owner, for decades.

Facebook Gets Busy – After Facebook beefed up its arts staff, which artnet News’s Tim Schneider finds more than a little fishy, the social media giant made more headlines with a promise to revisit its nudity rules, thanks to the #WetheNipple campaign.

Show Me the Monet – A Dutch Conservator discovered water lilies painted underneath a work by Monet that no one since the artist had seen.

New Heights at the High Line – Simone Leigh’s new sculpture Brick House  inaugurates High Line Park’s newest section, which includes an area just for contemporary art commissions. In other news, Leigh is now represented by David Kordansky in Los Angeles.

Pace Yourself – Pace Gallery is opening a gigantic new headquarters in Chelsea, and will christen the space with a new work by David Hockney.

App Attack – What happens when you apply Snapchat’s gender-swap filter to famous artworks? One intrepid museum-goer found out.

Marlborough Gallery Goes Big – The gallery is expanding its Chelsea location, taking over the former home of Cheim & Read.

Naked and Unafraid – More than 100 participants posed naked for photographer Spencer Tunick outside Facebook’s New York headquarters to protest the social media company’s rules against showing women’s nipples.

WORST?

MASS MoCA Director Will Face Charges – Joe Thompson, the museum’s founding director, will be facing a charge of misdemeanor vehicular homicide, following a deadly car accident last July.

Remembering Joe Overstreet – The artist died this week at age 85. Overstreet’s work challenged the conventions of post-war abstraction, with innovative shaped canvases that couldn’t be easily tacked onto walls.

Salvador Mundi a Dud? – The Metropolitan Museum of Art’s Leonardo scholar is rejecting the idea that she corroborated the attribution of Salvator Mundi to Leonardo da Vinci.

KAWS for Alarm – Shoppers at UNIQLO in China hunting for KAWS merchandise viciously attacked each other and it was all caught on film.

Material Girl’s Material Is Up for Sale – Madonna lost a lawsuit against her ex-art advisor, so a sale will go forth of the singer’s personal affects—including some intimate items.

Nashville or Bust – Organizers of Art Nashville owe thousands of dollars to dealers who signed up for the fair, which has been postponed.

A Case Study in California – The Main Museum was once poised to become a new cultural hub in downtown Los Angeles—until its plans collapsed and the museum closed. We look at what happened.