On Grief and Grieving
A book co-authored by Elizabeth Kübler-Ross, which Matt Mullenweg found very helpful in understanding the personal and non-linear process of grief, including the concept of pre-grieving.
Videos Mentioning On Grief and Grieving

Tim Ferriss and Matt Mullenweg Get Personal in Antarctica
Tim Ferriss
A book co-authored by Elizabeth Kübler-Ross, which Matt Mullenweg found very helpful in understanding the personal and non-linear process of grief, including the concept of pre-grieving.

Books I’ve Loved — Matt Mullenweg | The Tim Ferriss Show
Tim Ferriss
A book by Elisabeth Kübler-Ross that discusses processing grief, considered extremely helpful and important by Matt Mullenweg after his father's passing.

Q&A With Tim — On Wealth, Legacy, Grief, Lyme Disease, and More | The Tim Ferriss Show
Tim Ferriss
A book recommended by Matt Mullenweg to Tim Ferriss, found useful for preparing for inevitable losses and metabolizing grief.

Mike Maples Jr Interview | The Tim Ferriss Show (Podcast)
Tim Ferriss
A book recommended by Matt Mullenweg, which Tim Ferriss found useful for preemptively familiarizing himself with death and grief.