Leaving Time

    by

    Picoult, Jodi

    “Leaving Time” by Jodi Picoult is a gripping novel that intertwines mystery, grief, and the bond between humans and elephants. The story follows Jenna Metcalf, a 13-year-old girl searching for her mother, Alice, a renowned elephant researcher who disappeared a decade earlier under mysterious circumstances. With the help of a skeptical psychic and a disgraced detective, Jenna uncovers buried secrets about her mother’s work and the tragic events at an elephant sanctuary. The novel explores themes of memory, loss, and maternal love, while weaving in fascinating insights into elephant behavior and emotions. Picoult blends emotional depth with suspense, culminating in a surprising twist that redefines the narrative.

    The chap­ter explores the neu­ro­log­i­cal and devel­op­men­tal rea­sons behind infants’ inabil­i­ty to remem­ber ear­ly expe­ri­ences, attribut­ing it to their lack of lan­guage capac­i­ty. It explains that infants’ vocal cords are not ful­ly devel­oped, lim­it­ing their com­mu­ni­ca­tion to dis­tress cries trig­gered by a direct neur­al path­way from the amyg­dala to the lar­ynx. This pri­mal alarm sys­tem is so effec­tive that even indi­vid­u­als with no child­care expe­ri­ence, like col­lege stu­dents, instinc­tive­ly respond to a baby’s cry. The sec­tion high­lights how this bio­log­i­cal wiring serves as a sur­vival mech­a­nism before lan­guage acqui­si­tion.

    As chil­dren grow and devel­op speech capa­bil­i­ties, the nature of their cry­ing changes, lead­ing to dif­fer­ent social respons­es. The chap­ter notes that by age two or three, a child’s cry becomes less like­ly to elic­it sym­pa­thy and more like­ly to pro­voke annoy­ance in oth­ers. This shift forces chil­dren to adapt by using ver­bal com­mu­ni­ca­tion to seek atten­tion, mark­ing a crit­i­cal tran­si­tion in their social devel­op­ment. The text under­scores how soci­etal expec­ta­tions shape com­mu­ni­ca­tion meth­ods as chil­dren mature.

    The chap­ter then exam­ines the per­sis­tence of the amyg­dala-lar­ynx con­nec­tion into adult­hood, despite its dimin­ished every­day util­i­ty. This pri­mal neur­al path­way remains dor­mant until trig­gered by extreme fear or sur­prise, such as encoun­ter­ing a threat in the dark. When acti­vat­ed, it pro­duces an invol­un­tary, dis­tinc­tive scream that dif­fers from vol­un­tary vocal­iza­tions. The author empha­sizes that this response is deeply ingrained in human biol­o­gy, serv­ing as an evo­lu­tion­ary rel­ic of our infant defense mech­a­nisms.

    Final­ly, the pas­sage reflects on the remark­able con­ti­nu­ity of this phys­i­o­log­i­cal response from infan­cy through adult­hood. It sug­gests that while humans devel­op sophis­ti­cat­ed com­mu­ni­ca­tion skills, we retain this prim­i­tive alarm sys­tem as a last-resort sur­vival tool. The chap­ter con­cludes by high­light­ing how such bio­log­i­cal mech­a­nisms, though rarely used, remain an intrin­sic part of our neu­ro­log­i­cal make­up, ready to acti­vate in moments of true ter­ror. This insight bridges devel­op­men­tal psy­chol­o­gy with evo­lu­tion­ary biol­o­gy, show­ing how ear­ly sur­vival mech­a­nisms per­sist through­out life.

    FAQs

    • 1. Why can’t infants remember events from when they were very small, according to the chapter?

      Answer:
      Infants cannot remember early events because they lack the language capacity to describe them. Their vocal cords are not fully developed until a certain age, limiting their communication to using the larynx primarily for emergency situations. The chapter explains that infants have a direct neural projection from the amygdala to the larynx, enabling them to cry quickly in extreme distress. This cry is a universal signal that typically prompts others to offer assistance. Without language, however, these early experiences cannot be encoded into long-term memory in the same way as verbalized experiences.

      2. How does people’s response to a child’s crying change as the child grows older?

      Answer:
      As children grow and their larynx matures, their crying sound changes, becoming less effective at eliciting help and more likely to provoke annoyance in others. The chapter notes that by age two or three, children learn to “use their words” because verbal communication becomes the primary way to gain attention. This shift occurs because the infant’s distress cry—which universally triggers assistance—evolves into a more complex vocalization that people perceive differently, often as bothersome rather than urgent.

      3. What happens to the amygdala-larynx connection as a person matures, and how does it function in adulthood?

      Answer:
      The direct neural projection from the amygdala to the larynx remains intact throughout life, even as vocal cords develop around it. While this connection is rarely used in daily communication, it becomes active during moments of extreme terror, producing an involuntary “alarm” sound. The chapter describes this as a primal response—such as when someone is startled by a threat—and notes that the sound produced is one that a person could not consciously replicate. This mechanism highlights how the brain retains certain infantile survival responses into adulthood.

      4. Analyze the evolutionary purpose of the infant distress cry and its diminishing effectiveness with age.

      Answer:
      The infant distress cry likely evolved as a survival mechanism, ensuring that caregivers respond immediately to a baby’s needs. Its universality—even eliciting responses from inexperienced individuals like college-aged boys—underscores its biological importance. However, as children grow, the cry’s effectiveness diminishes because it no longer serves the same critical function; instead, society expects verbal communication. This shift reflects how humans transition from relying on instinctual signals to using learned language for more nuanced interactions. The chapter implies that this change is adaptive, prioritizing complex communication over reflexive cries as cognitive abilities develop.

      5. How might the chapter’s explanation of the amygdala-larynx connection apply to understanding panic responses in adults?

      Answer:
      The chapter’s description of the retained amygdala-larynx pathway suggests that certain panic responses in adults are hardwired from infancy. For example, a sudden scream during a life-threatening situation—distinct from voluntary shouts—may stem from this primal circuit. Understanding this connection could help psychologists differentiate between voluntary vocalizations and involuntary stress reactions, potentially informing therapies for anxiety disorders or PTSD. The text implies that some fear responses are deeply biological, resisting conscious control, which underscores the importance of addressing such reactions with both psychological and physiological approaches.

    Quotes

    • 1. “One reason infants can’t remember events when they are very small is that they don’t have the language to describe them. Their vocal cords simply aren’t equipped, until a certain age, which means instead they use their larynxes for emergency situations only.”

      This opening insight establishes the chapter’s exploration of the connection between language development and memory formation in early childhood. It introduces the biological basis for infant communication limitations.

      2. “It’s such a universal sound that studies have been done showing that just about every other human—even college-age boys who have no experience with babies—will try to provide assistance.”

      This quote highlights the evolutionary significance of infant distress signals, demonstrating how deeply programmed our response to babies’ cries is across all humans regardless of experience.

      3. “As the child grows, the larynx matures and is capable of speech. The sound of crying changes as babies turn two or three, and as it does, people not only become less likely to want to help them but actually respond to the sound with feelings of annoyance.”

      This passage marks a key developmental transition, showing how communication expectations shift as children age and how society’s responses change accordingly.

      4. “But what happens to that original projection, the nerve that runs from the amygdala to the larynx? Well… nothing. Even as vocal cords grow up around it like heliotrope, it stays where it was, and is very rarely used.”

      This biological observation reveals how primal fear responses remain neurologically intact even as we develop more sophisticated communication abilities, setting up the chapter’s conclusion about involuntary reactions to terror.

    Quotes

    1. “One reason infants can’t remember events when they are very small is that they don’t have the language to describe them. Their vocal cords simply aren’t equipped, until a certain age, which means instead they use their larynxes for emergency situations only.”

    This opening insight establishes the chapter’s exploration of the connection between language development and memory formation in early childhood. It introduces the biological basis for infant communication limitations.

    2. “It’s such a universal sound that studies have been done showing that just about every other human—even college-age boys who have no experience with babies—will try to provide assistance.”

    This quote highlights the evolutionary significance of infant distress signals, demonstrating how deeply programmed our response to babies’ cries is across all humans regardless of experience.

    3. “As the child grows, the larynx matures and is capable of speech. The sound of crying changes as babies turn two or three, and as it does, people not only become less likely to want to help them but actually respond to the sound with feelings of annoyance.”

    This passage marks a key developmental transition, showing how communication expectations shift as children age and how society’s responses change accordingly.

    4. “But what happens to that original projection, the nerve that runs from the amygdala to the larynx? Well… nothing. Even as vocal cords grow up around it like heliotrope, it stays where it was, and is very rarely used.”

    This biological observation reveals how primal fear responses remain neurologically intact even as we develop more sophisticated communication abilities, setting up the chapter’s conclusion about involuntary reactions to terror.

    FAQs

    1. Why can’t infants remember events from when they were very small, according to the chapter?

    Answer:
    Infants cannot remember early events because they lack the language capacity to describe them. Their vocal cords are not fully developed until a certain age, limiting their communication to using the larynx primarily for emergency situations. The chapter explains that infants have a direct neural projection from the amygdala to the larynx, enabling them to cry quickly in extreme distress. This cry is a universal signal that typically prompts others to offer assistance. Without language, however, these early experiences cannot be encoded into long-term memory in the same way as verbalized experiences.

    2. How does people’s response to a child’s crying change as the child grows older?

    Answer:
    As children grow and their larynx matures, their crying sound changes, becoming less effective at eliciting help and more likely to provoke annoyance in others. The chapter notes that by age two or three, children learn to “use their words” because verbal communication becomes the primary way to gain attention. This shift occurs because the infant’s distress cry—which universally triggers assistance—evolves into a more complex vocalization that people perceive differently, often as bothersome rather than urgent.

    3. What happens to the amygdala-larynx connection as a person matures, and how does it function in adulthood?

    Answer:
    The direct neural projection from the amygdala to the larynx remains intact throughout life, even as vocal cords develop around it. While this connection is rarely used in daily communication, it becomes active during moments of extreme terror, producing an involuntary “alarm” sound. The chapter describes this as a primal response—such as when someone is startled by a threat—and notes that the sound produced is one that a person could not consciously replicate. This mechanism highlights how the brain retains certain infantile survival responses into adulthood.

    4. Analyze the evolutionary purpose of the infant distress cry and its diminishing effectiveness with age.

    Answer:
    The infant distress cry likely evolved as a survival mechanism, ensuring that caregivers respond immediately to a baby’s needs. Its universality—even eliciting responses from inexperienced individuals like college-aged boys—underscores its biological importance. However, as children grow, the cry’s effectiveness diminishes because it no longer serves the same critical function; instead, society expects verbal communication. This shift reflects how humans transition from relying on instinctual signals to using learned language for more nuanced interactions. The chapter implies that this change is adaptive, prioritizing complex communication over reflexive cries as cognitive abilities develop.

    5. How might the chapter’s explanation of the amygdala-larynx connection apply to understanding panic responses in adults?

    Answer:
    The chapter’s description of the retained amygdala-larynx pathway suggests that certain panic responses in adults are hardwired from infancy. For example, a sudden scream during a life-threatening situation—distinct from voluntary shouts—may stem from this primal circuit. Understanding this connection could help psychologists differentiate between voluntary vocalizations and involuntary stress reactions, potentially informing therapies for anxiety disorders or PTSD. The text implies that some fear responses are deeply biological, resisting conscious control, which underscores the importance of addressing such reactions with both psychological and physiological approaches.

    Note