“KRISPR” by Jennifer Handler

KRISPR

Jennifer Handler
Independently Published (2024)
ISBN: 979-8350935929
Reviewed by Demetria Head for Reader Views (05/2026)

Jennifer Handler’s KRISPR gives readers a blend of science fiction, medical drama, a touch of romance, and some ethical suspense. It also explores the pros and cons of revolutionary gene-editing technology. As the story picks up, we get to follow Aliya McKenna, the main character, who is a young and ambitious scientist. Her work in genetics and neuroscience puts her close to discovering something that could change humanity forever. She and her mentor, Dr. Charles Gustaffason, are unravelling the potential of a highly precise DNA-targeting system when Aliya’s personal life starts to become increasingly fragile. Her dad, Matthew, is suffering from familial early-onset Alzheimer’s disease. This forces Aliya to face the devastating reality of neurodegeneration. What is just as terrifying is that the disease could pass down to her and her sister one day. In comes Dr. Andrew Lux, who is charismatic and highly influential, offering an opportunity and danger in the name of science and ambition.

The emotional realism that Handler incorporated into the storyline stood out to me. It strengthens the narrative and gives it human qualities outside of science and medicine. Looking at Matthew McKenna’s decline is one example of what I mean by emotional realism. But Handler also does a great job capturing the heartbreak of Alzheimer’s disease. I felt like I was there watching him go from a gifted carpenter to making crude bird feeders at the Senior Club. Something else just as powerful as that moment is the Christmas sequence, where Matthew has a violent reaction, believing that the children on television are in real danger from a lion. It is frightening, tragic, and painfully human. I think many readers will be able to relate as I did, having a parent going through a similar decline. Aliya’s mom, Ellie, has taken on the caregiver role and is portrayed with deep compassion. She’s emotionally adjusting and trying to preserve her husband’s dignity, but this makes her probably the most grounded in the story.

I loved the scientific elements because they were ambitious but approachable. Handler portrayed clear knowledge and significant research in genetics, neuroscience, and molecular biology. It made the entire story and premise even more believable. It demanded my attention to read the discussions involving bacterial immune systems, guide RNA, DNA targeting, and gene editing. Handler made these flow naturally with the other elements that brought the story together. The science doesn’t feel detached from the emotional stakes of the story. Aliya shows that she is desperately wanting to advance the research because it hits so close to home. It represents hope, not just being recognized for a scientific breakthrough. Another thoughtful layer, in my opinion, is the recurring symbolism involving Prometheus and the dangers of such forbidden knowledge. It digs up the ethical questions about scientific progress and the consequences, whether intended or not.

The atmosphere and setting were also areas where Handler excelled. I can imagine New York City and how vibrant and cinematic it feels, particularly at Christmas time. Aliya and Aaron are ice skating beneath the Rockefeller Center lights and wandering through the Manhattan holiday displays. It adds more personal elements to the story, and that’s what makes it unique. Then, when they are in New Orleans, it’s equally as vivid, with the music, food, color, and warmth on their New Year’s trip. The locations feel like way more than decorative backdrops. But the emotional weight is different in Cleveland. It’s the setting for family memories, grief, and the painful realities that come with caregiving. The shift gives the narrative its emotional texture. Handler pulled it off successfully.

Aliya is one of my favorite characters because she is intelligent, inspiring, and has a certain level of vulnerability. She evolves into this confident scientist, and Handler develops her in a thoughtful way, especially when she’s reflecting on her earlier modeling experience in New York. Her identity, confidence, and ambition all shape how she makes decisions. Aaron emerges as more than a supportive fiancé. He has medical aspirations, and he is able to comfort Aliya without overshadowing her. It gives his character maturity and makes him feel authentic. They have a romantic relationship, but it also feels like a deeply rooted friendship. Dr. Andrew Lux is that looming presence, that borders on brilliant but also morally questionable, scientific visionary. However, his charisma and manipulative character bring a lot of tension on board, especially as Aliya is drawn toward his influence despite Dr. Gustaffason’s warnings. If I had one critique, it would be the pacing. It occasionally slowed, mainly during the heavier scientific explanations, and some readers may find the technical dialogue a bit dense. Perhaps a glossary of terms in the end would help those not familiar with genetics or neuroscience. However, this did not take away from the premise.

KRISPR really stands out for the great combination of scientific speculation and personal fears around illness, memory, inheritance, and identity. Underneath the discussions about genome editing or revolutionary technology, readers will find a relatable story about people desperately fighting for their loved ones before time, disease, and human ambition take them. Readers who enjoy this type of speculative fiction will find it heartfelt and ethically complex. Those who are fans of Lisa Genova’s Still Alice or Daniel Keyes’ Flowers for Algernon will be able to connect with the emotional depth, science, and philosophy.