I have mixed feelings about this, because some of what I spend a lot of time engaged with is from an exclusively critical perspective, but here are my "5 to 7 hashtags" ... with the caveat that I may not be who you think I am. Please read the preceding in an appropriately foreboding tone.

#discardstudies
#propertylaw
#inequality
#publictheology
#landrelations
#trees
#urbex